Bump haml from 6.0.3 to 6.0.4

Bumps [haml](https://github.com/haml/haml) from 6.0.3 to 6.0.4.
- [Release notes](https://github.com/haml/haml/releases)
- [Changelog](https://github.com/haml/haml/blob/main/CHANGELOG.md)
- [Commits](haml/haml@v6.0.3...v6.0.4)

---
updated-dependencies:
- dependency-name: haml
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -10,7 +10,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     docile (1.4.0)
-    haml (6.0.3)
+    haml (6.0.4)
       temple (>= 0.8.2)
       thor
       tilt