build(deps): bump bleach from 6.3.0 to 6.4.0

Bumps [bleach](https://github.com/mozilla/bleach) from 6.3.0 to 6.4.0.
- [Changelog](https://github.com/mozilla/bleach/blob/main/CHANGES)
- [Commits](mozilla/bleach@v6.3.0...v6.4.0)

---
updated-dependencies:
- dependency-name: bleach
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -6,7 +6,7 @@ readme = "README.md"
 requires-python = ">=3.13"
 dependencies = [
     "bencode-py==4.0.0",
-    "bleach==6.3.0",
+    "bleach==6.4.0",
     "django==5.2.14",
     "django-countries==8.2.0",
     "django-csp==4.0",