Check gsize against G_MAXSIZE not ULLONG_MAX

Issue: #3603

/builds/cgzones/rspamd/debian/output/source_dir/src/libserver/http/http_message.c: In function 'rspamd_http_message_set_body':
/builds/cgzones/rspamd/debian/output/source_dir/src/libserver/http/http_message.c:201:23: warning: comparison is always true due to limited range of data type [-Wtype-limits]
  201 |   if (len != 0 && len != ULLONG_MAX) {
      |                       ^~
/builds/cgzones/rspamd/debian/output/source_dir/src/libserver/http/http_message.c:230:23: warning: comparison is always true due to limited range of data type [-Wtype-limits]
  230 |   if (len != 0 && len != ULLONG_MAX) {
      |                       ^~

* [Conf] Add R_DKIM_PERMFAIL to the metric
* [CritFix] Dkim: Fix simple canonicalisation if multiple signatures are presented
* [CritFix] Fix controller paths normalisation
* [Feature] Add INVALID_DATE rule
* [Feature] Add controller endpoint for training neural
* [Feature] Add sanity checks for actions thresholds
* [Feature] Add support of '==' and '!=' in Rspamd expressions
* [Feature] Composites: Improve composite atoms parser
* [Feature] Docker: use Debian slim variant
* [Feature] Elastic: Add some missing fields
* [Feature] Extract text from img alt attributes
* [Feature] Improve charset detection logic
* [Feature] Lua_clickhouse: Add optional row callback for large selections
* [Feature] Lua_dns_resolver: Add idna_convert_utf8 method
* [Feature] Lua_mime: Add ability to do multipattern replacement
* [Feature] Lua_trie: Allow to report start of the match
* [Feature] Multimap: support adding map values as extra options
* [Feature] Neural: Move PCA learning to a subprocess
* [Feature] RBL: support matching content/image URLs only
* [Feature] RBL: support use of multiple selectors
* [Feature] Reputation: Allow to specify ip masks
* [Feature] Support SMIME signed messages container
* [Feature] Support multiple conditions for symbols
* [Feature] Support ping in milter mode
* [Feature] Support rspamd_text in selector regexps
* [Feature] Use own daemonization routine
* [Feature] Vadesecure: Implement settings_outbound feature as recommended by Vade
* [Feature] `rspamadm clickhouse` command
* [Feature] allow hyperscan for aarch64
* [Fix] Allow to set priorities between post init scripts
* [Fix] Allow to use maps for strings that are not zero terminated
* [Fix] Apply max_lua_urls limit for emails as well
* [Fix] Arc: Fix CV check on signing
* [Fix] Arc: Fix signing of the broken ARC chains
* [Fix] Clickhouse: escape carriage return
* [Fix] Composites: Allow partial match
* [Fix] Deduct type of a table methods
* [Fix] Do not load errored hyperscan database
* [Fix] Do not process links in ignored html tags
* [Fix] Fix ClamAV result for cached encrypted file (#3395)
* [Fix] Fix canonicalisation when l= tag is presented
* [Fix] Fix flag shift
* [Fix] Fix handling of skip/skip_process http flags
* [Fix] Fix html attachments checks
* [Fix] Fix issue with pushing binary formats to Lua strings
* [Fix] Fix logging for rspamadm
* [Fix] Fix off-by-one with init check
* [Fix] Fix parsing of escape characters in quoted pairs
* [Fix] Fix pushing ucl strings with \0 inside
* [Fix] Fix quoted-printable soft newlines bugged case
* [Fix] Fix settings in case actions are set to null (#3415)
* [Fix] Fix several issues with auth results producing
* [Fix] Fix smtp comments exclusion
* [Fix] Fix smtp date syntax definition
* [Fix] Fix substring search in case if srchlen == inlen
* [Fix] Fix text selectors
* [Fix] Honour `systemd` setting when logging to console (#3514)
* [Fix] Html: Add entities collisions prevention logic (e.g. for mathml entities)
* [Fix] Lua_auth_results: Quote potentially bad values in AR header
* [Fix] Multimap: Fix flags usage
* [Fix] Multimap: Fix scoring for combined maps
* [Fix] Plug GList * leak in redis pool
* [Fix] RBL: allow for multiple matches of the same label if types are different
* [Fix] Rely on libev checks for file maps
* [Fix] Restore simple dkim canonicalisation mode
* [Fix] Return MimeCharset as we work with emails...
* [Fix] Spamassassin: Fix pcre_only flags
* [Fix] Spamassassin: Preserve 'pcre_only' flag when dealing with regexp replacements
* [Fix] Try to fix GError leak
* [Fix] Try to fix a mess with settings loading by adding priorities
* [Fix] Try to move setings initialisation to a later stage
* [Fix] Use dup fd in milter handler to avoid races with the proxy
* [Fix] Use message pointer to avoid obsolete data to be cached
* [Project] Rbl: Migrate to `checks`
* [Project] Rbl: Move config code outside of the plugin
* [Project] Ressurect empty prefilters as connection filters
* [Project] Support connection filters registration from Lua
* [Rework] Add final cleanup logic
* [Rework] Add preliminary support of hyperscan caching for re maps
* [Rework] Add stale cache removal
* [Rework] Clickhouse: Improve performance
* [Rework] Distinguish between strict config test mode
* [Rework] Furhter logging improvements
* [Rework] Milter_headers: improve extended_headers_rcpt support
* [Rework] Move parsers to a separate lua library
* [Rework] Neural: Skip composite symbols
* [Rework] Rbl: Rework defaults logic
* [Rework] Some tunes to cache saving
* [Rework] Track maps origins
* [Rework] Use full crypto hash for regexp maps
* [Rules] Remove broken rule

Signed-off-by: Vsevolod Stakhov <vsevolod@highsecure.ru>

force_actions - maybe disable current action bypass

[Minor] external_services - spamassassin - result matching

thx to Marc Dierksen

Issue: #3594

[Minor] Magic: try avoid false positive exe detection

[Feature] allow hyperscan for aarch64

[Minor] Fix some compiler warnings

Need to handle allowed ids as well

[Feature] Docker: use Debian slim variant

[Minor] Docker: use apt-transport-https