Bump @primer/octicons from 11.2.0 to 12.1.0

Bumps [@primer/octicons](https://github.com/primer/octicons) from 11.2.0 to 12.1.0.
- [Release notes](https://github.com/primer/octicons/releases)
- [Changelog](https://github.com/primer/octicons/blob/master/CHANGELOG.md)
- [Commits](primer/octicons@v11.2.0...v12.1.0)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -31,7 +31,7 @@
     "@fortawesome/fontawesome-svg-core": "^1.2.34",
     "@fortawesome/free-solid-svg-icons": "^5.15.2",
     "@primer/css": "^15.2.0",
-    "@primer/octicons": "^11.2.0",
+    "@primer/octicons": "^12.1.0",
     "@tinymce/tinymce-angular": "^4.2.0",
     "ace-builds": "1.4.12",
     "angular-notifier": "^6.0.1",