Log Message:
swirc: update to 3.3.8.

## [3.3.8] - 2022-11-27 ##
- **Added** an ident protocol daemon (which is OFF by default)
- **Added** and made use of `printf_and_free()`
- **Added** exception handling
- **Added** tab completion for `/theme`
- **Added** the following config options:
  - `awaymsgs_in_privconv` (bool)
  - `identd` (bool)
  - `identd_fakenames` (bool)
  - `identd_port` (int)
- **Added** the following events:
  - 413 (`ERR_NOTOPLEVEL`)
  - 414 (`ERR_WILDTOPLEVEL`)
  - 415 (`ERR_BADMASK`)
- **Added** usage of `__func__`
- **Added** usage of `printtext_print()`
- **Deleted** commented-out code
- **Deleted** unused includes
- **Did code refactoring**
- **Fixed** display of IPv6 addresses in event 338
- **Fixed** verification of the X509 certificate presented by the peer
- **Made** const arrays static const
- **Made** improvements to the following files:
  - `commands/theme.c`
  - `network.cpp`
  - `printtext.cpp`
- **Moved** `squeeze_text_deco()` to a separate file
- Reduced VA args in printtext calls