docs: december release notes (#9334)
* docs: december release notes
* fix title
* update commits
* small updates
* add intros
* Apply suggestions from code review
* reword
* add description
* Add versions
* copy over into s2 release notes
* fix overflow
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Co-authored-by: Danni <darobins@adobe.com>
Co-authored-by: Devon Govett <devongovett@gmail.com>
Co-authored-by: Daniel Lu <dl1644@gmail.com>
