Log Message:
yt-dlp: Update to 2021.12.1

Changelog:
### 2021.12.01

* **Add option `--wait-for-video` to wait for scheduled streams**
* Add option `--break-per-input` to apply --break-on... to each input URL
* Add option `--embed-info-json` to embed info.json in mkv
* Add compat-option `embed-metadata`
* Allow using a custom format selector through API
* [AES] Add ECB mode by [nao20010128nao](https://github.com/nao20010128nao)
* [build] Fix MacOS Build
* [build] Save Git HEAD at release alongside version info
* [build] Use `workflow_dispatch` for release
* [downloader/ffmpeg] Fix for direct videos inside mpd manifests
* [downloader] Add colors to download progress
* [EmbedSubtitles] Slightly relax duration check and related cleanup
* [ExtractAudio] Fix conversion to `wav` and `vorbis`
* [ExtractAudio] Support `alac`
* [extractor] Extract `average_rating` from JSON-LD
* [FixupM3u8] Fixup MPEG-TS in MP4 container
* [generic] Support mpd manifests without extension by \ 
[shirt](https://github.com/shirt-dev)
* [hls] Better FairPlay DRM detection by [nyuszika7h](https://github.com/nyuszika7h)
* [jsinterp] Fix splice to handle float (for youtube js player f1ca6900)
* [utils] Allow alignment in `render_table` and add tests
* [utils] Fix `PagedList`
* [utils] Fix error when copying `LazyList`
* Clarify video/audio-only formats in -F
* Ensure directory exists when checking formats
* Ensure path for link files exists by [Zirro](https://github.com/Zirro)
* Ensure same config file is not loaded multiple times
* Fix 'postprocessor_hooks`
* Fix `--break-on-archive` when pre-checking
* Fix `--check-formats` for `mhtml`
* Fix `--load-info-json` of playlists with failed entries
* Fix `--trim-filename` when filename has `.`
* Fix bug in parsing `--add-header`
* Fix error in `report_unplayable_conflict` by [shirt](https://github.com/shirt-dev)
* Fix writing playlist infojson with `--no-clean-infojson`
* Validate --get-bypass-country
* [blogger] Add extractor by [pabs3](https://github.com/pabs3)
* [breitbart] Add extractor by [Grabien](https://github.com/Grabien)
* [CableAV] Add extractor by [j54vc1bk](https://github.com/j54vc1bk)
* [CanalAlpha] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [CozyTV] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [CPTwentyFour] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [DiscoveryPlus] Add `DiscoveryPlusItalyShowIE` by \ 
[Ashish0804](https://github.com/Ashish0804)
* [ESPNCricInfo] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [LinkedIn] Add extractor by [u-spec-png](https://github.com/u-spec-png)
* [mixch] Add extractor by [nao20010128nao](https://github.com/nao20010128nao)
* [nebula] Add `NebulaCollectionIE` and rewrite extractor by \ 
[hheimbuerger](https://github.com/hheimbuerger)
* [OneFootball] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [peer.tv] Add extractor by [u-spec-png](https://github.com/u-spec-png)
* [radiozet] Add extractor by [0xA7404A](https://github.com/0xA7404A) (Aurora)
* [redgifs] Add extractor by [chio0hai](https://github.com/chio0hai)
* [RedGifs] Add Search and User extractors by \ 
[Deer-Spangle](https://github.com/Deer-Spangle)
* [rtrfm] Add extractor by [pabs3](https://github.com/pabs3)
* [Streamff] Add extractor by [cntrl-s](https://github.com/cntrl-s)
* [Stripchat] Add extractor by [zulaport](https://github.com/zulaport)
* [Aljazeera] Fix extractor by [u-spec-png](https://github.com/u-spec-png)
* [AmazonStoreIE] Fix regex to not match vdp urls by \ 
[Ashish0804](https://github.com/Ashish0804)
* [ARDBetaMediathek] Handle new URLs
* [bbc] Get all available formats by [nyuszika7h](https://github.com/nyuszika7h)
* [Bilibili] Fix title extraction by [u-spec-png](https://github.com/u-spec-png)
* [CBC Gem] Fix for shows that don't have all seasons by \ 
[makeworld-the-better-one](https://github.com/makeworld-the-better-one)
* [curiositystream] Add more metadata
* [CuriosityStream] Fix series
* [DiscoveryPlus] Rewrite extractors by \ 
[Ashish0804](https://github.com/Ashish0804), \ 
[pukkandan](https://github.com/pukkandan)
* [HotStar] Set language field from tags by \ 
[Ashish0804](https://github.com/Ashish0804)
* [instagram, cleanup] Refactor extractors
* [Instagram] Display more login errors by \ 
[MinePlayersPE](https://github.com/MinePlayersPE)
* [itv] Fix extractor by [staubichsauger](https://github.com/staubichsauger), \ 
[pukkandan](https://github.com/pukkandan)
* [mediaklikk] Expand valid URL
* [MTV] Improve mgid extraction by \ 
[Sipherdrakon](https://github.com/Sipherdrakon), \ 
[kikuyan](https://github.com/kikuyan)
* [nexx] Better error message for unsupported format
* [NovaEmbed] Fix extractor by [pukkandan](https://github.com/pukkandan), \ 
[std-move](https://github.com/std-move)
* [PatreonUser] Do not capture RSS URLs
* [Reddit] Add support for 1080p videos by [xenova](https://github.com/xenova)
* [RoosterTeethSeries] Fix for multiple pages by \ 
[MinePlayersPE](https://github.com/MinePlayersPE)
* [sbs] Fix for movies and livestreams
* [Senate.gov] Add SenateGovIE and fix SenateISVPIE by \ 
[Grabien](https://github.com/Grabien), [pukkandan](https://github.com/pukkandan)
* [soundcloud:search] Fix pagination
* [tiktok:user] Set `webpage_url` correctly
* [Tokentube] Fix description by [u-spec-png](https://github.com/u-spec-png)
* [trovo] Fix extractor by [nyuszika7h](https://github.com/nyuszika7h)
* [tv2] Expand valid URL
* [Tvplayhome] Fix extractor by [pukkandan](https://github.com/pukkandan), \ 
[18928172992817182](https://github.com/18928172992817182)
* [Twitch:vod] Add chapters by [mpeter50](https://github.com/mpeter50)
* [twitch:vod] Extract live status by [DEvmIb](https://github.com/DEvmIb)
* [VidLii] Add 720p support by [mrpapersonic](https://github.com/mrpapersonic)
* [vimeo] Add fallback for config URL
* [vimeo] Sort http formats higher
* [WDR] Expand valid URL
* [willow] Add extractor by [aarubui](https://github.com/aarubui)
* [xvideos] Detect embed URLs by [4a1e2y5](https://github.com/4a1e2y5)
* [xvideos] Fix extractor by [Yakabuff](https://github.com/Yakabuff)
* [youtube, cleanup] Reorganize Tab and Search extractor inheritances
* [youtube:search_url] Add playlist/channel support
* [youtube] Add `default` player client by [coletdjnz](https://github.com/coletdjnz)
* [youtube] Add storyboard formats
* [youtube] Decrypt n-sig for URLs with `ratebypass`
* [youtube] Minor improvement to format sorting
* [cleanup] Add deprecation warnings
* [cleanup] Minor cleanup
* [cleanup] Misc cleanup
* [cleanup] Refactor `JSInterpreter._seperate`
* [Cleanup] Remove some unnecessary groups in regexes by \ 
[Ashish0804](https://github.com/Ashish0804)