Log Message:
rspamd: update to 3.7.1.

3.7.1: 07 Oct 2023
  * [CritFix] Fix leak in `gzip` function
  * [Feature] Add ICAP Content-Type and Filename
  * [Feature] Add `logging`->`task_max_elts` option
  * [Feature] Add utility to split string like stuff for C++ code
  * [Feature] Allow to set HTTP auth parameters for the maps
  * [Feature] Check for plugin configuration errors on `configtest`
  * [Feature] `known_senders` plugin
  * [Feature] Use backward-cpp instead of manual libunwind stuff
  * [Feature] rbl: support checking numeric URLs in isolation
  * [Fix] CMakeLists.txt remove whitespace added by linter as it makes tests fail
  * [Fix] Change Date: header location to conform with RFC
  * [Fix] Correct format pattern for RE tree tempfile name
  * [Fix] Correct format string for unw_word_t
  * [Fix] Do not accept invalid ucl object types
  * [Fix] Do not pollute public headers with libev internals
  * [Fix] Do not set output type if list application failed
  * [Fix] Fix `url:set_redirected` method
  * [Fix] Fix format string and some length issues
  * [Fix] Fix grammar definition for content-disposition attributes
  * [Fix] Fix lua schema enrichment logic for Redis params
  * [Fix] Fix lua stack corruption when logging large tables
  * [Fix] Fix merge table utility
  * [Fix] Fix output of non-RSA DKIM keys
  * [Fix] Fix some corner cases of single-host urls parsing
  * [Fix] Fix various issues in the `url_redirector` plugin
  * [Fix] MISSING_MIMEOLE: avoid matching messages from Android GMail app (#4561)
  * [Fix] Prevent DNSWL sabotage
  * [Fix] Try to fix unzip function
  * [Fix] rbl: really fix dependency registration when symbols_prefixes is used
  * [Fix] rspamadm mime: arguments beginning with letter `t`
  * [Rework] Breaking: return back to semver
  * [Rework] Move rcl logic to C++