Release 0.8.2

[KitsuneRal]

Pre-check:

• [ ] There are no pending issues in the Roadmap for this release (if there are, move them away or close them)
• [ ] The repo is on the correct branch/commit
• [ ] CI:
• [ ] Rebuild (from scratch) all targets with GCC and check autotests+quotest

Actions:

• [ ] Make a branch for the release, and check/update:
  • [ ] README.md
  • [ ] CONTRIBUTING.md
  • [ ] SECURITY.md
  • [ ] the version number in CMakeLists.txt
• [ ] Go to the Releases page and make a draft for release notes:
  • [ ] Fill in the tag (should be "N.M.L", NOT "N.M")
  • [ ] Thank all contributors whose commits landed in this release
  • [ ] Describe all notable fixes/enhancements/API breakage
• [ ] git commit && git push, if not yet
  • [ ] After an hour, check CI for the release branch
• [ ] Publish release notes at GitHub (the title should be "###", not "Version ###")
• [ ] Update the topic in #quotient
• [ ] Post a TWIM update

Post-check:

• [ ] Open the release page in Incognito/Privacy mode; check the version and the Git tag