Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `app/javascript/mastodon/features/compose/components/poll_form.js`:
  glitch-soc change because of having changed the default number of
  available poll options.
  Applied upstream's changes while keeping glitch-soc's default number of
  poll options.
- `public/oops.png`:
  We had a minor graphics change, probably not worth diverging from upstream.
  Took upstream version.

.github/ISSUE_TEMPLATE/config.yml

@@ -2,7 +2,4 @@ blank_issues_enabled: false
 contact_links:
   - name: GitHub Discussions
     url: https://github.com/mastodon/mastodon/discussions
-    about: Please ask and answer questions here.
-  - name: Bug Bounty Program
-    url: https://app.intigriti.com/programs/mastodon/mastodonio/detail
-    about: Please report security vulnerabilities here.
+    about: Please ask and answer questions here.