docs(changelog): assemble changelog entries into a central place (#13182

) (#13196)

* docs(changelog): assemble changelog entries into a central place

* docs(changelog): add indent for each release

* docs(changelog): correct the 3.4.1 changelog entry

* docs(changelog): stripe internal ticket links

(cherry picked from commit 5c34759)

Co-authored-by: Andy Zhang <AndyZhang0707@users.noreply.github.com>