Release 0.0.96.1 - Githubissues

Pre-check:

[x] There are no pending issues in the Roadmap for this release (if there are, move them away or close them)
[x] Check the correct branch/commit:
- [x] in the Quaternion repo
- [x] Quotient repo submodule ref
- [x] CI:
[x] Pull translations
[x] Rebuild and smoke-test the application
[x] If quaternion_en.ts is changed, review, commit and push the changes before proceeding

Actions:

[x] Go to the Releases page and make a new draft:
- [x] Set the tag (N.M.L, must not exist yet)
- [x] Describe all notable fixes/enhancements
- [x] Thank all contributors whose commits landed in this release
[x] Update the version number in main.cpp and CMakeLists.txt
[x] Add a release record to linux/com.github.quaternion.appdata.xml
- [x] Copy a summary of changes from the draft at GH to the release <description>
[x] git commit
[x] git tag N.M.L && git push --follow-tags
[x] Update Flathub repo
- [x] Download and smoke-test the binary (check the version!); if something is off, delete the tag locally and on remotes, fix-commit-push, check that GitHub Actions are green, set again and push the same tag; a new Flathub build should start automatically
- [x] Merge the PR
[x] Publish release notes
- [x] Update the Releases Wiki page
[x] Update the topic in #quaternion
[x] Post a TWIM update

Post-release:

[x] Open the release page in Incognito/Privacy mode; check:
- [x] the version
- [x] the Git tag
[x] Add '+git' to the version number in 'main.cpp'
[x] git commit && git push

quotient-im / Quaternion