release: Finish preparation for 4.25.2

release: Start preparation for 4.25.2

Docs: release notes for 4.25.2

gists: block id input for public gists. fixes #5655

pull-requests: added awaiting my review filter for users pull-requests. - additionally the awaiting my review now properly filters pull requests that have no review votes on them

archiving: make it explicit archiving a repo is irreversible.

my-account: updated bookmarks UX

summary: fixed ui on summary page for non-admins. The setup instructions were broken if user had no write permissions.

users: make user data loading more resilient to errors.

pr: small ui fix for grid.