main
doc/releases: add major headings for releases
doc/releases: Fix many spelling errors
doc: fix most invalid directives missing a second colon
doc/releases: remove obsolete info
doc: v20.2.3 tentacle release notes
doc/releases: Correct mimic.rst
doc/releases/octopus.rst: add note for CVE-2022-0670
doc/releases: add release note about OpenSSL version
doc: fix release date of v18.2.8
Merge PR #70850 into main
doc: squid 19.2.5 release notes
Merge PR #70579 into main