Bump bleach from 6.1.0 to 6.2.0

Bumps [bleach](https://github.com/mozilla/bleach) from 6.1.0 to 6.2.0.
- [Changelog](https://github.com/mozilla/bleach/blob/main/CHANGES)
- [Commits](mozilla/bleach@v6.1.0...v6.2.0)

---
updated-dependencies:
- dependency-name: bleach
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -2,7 +2,7 @@ Flask-Principal==0.4.0
 Flask==3.0.3
 Pygments==2.18.0
 Werkzeug==3.0.6
-bleach==6.1.0
+bleach==6.2.0
 feedgen==1.0.0
 gunicorn==23.0.0
 httpx==0.27.2