Bump brakeman from 4.9.0 to 4.9.1

Bumps [brakeman](https://github.com/presidentbeef/brakeman) from 4.9.0 to 4.9.1.
- [Release notes](https://github.com/presidentbeef/brakeman/releases)
- [Changelog](https://github.com/presidentbeef/brakeman/blob/main/CHANGES.md)
- [Commits](presidentbeef/brakeman@v4.9.0...v4.9.1)

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

Gemfile.lock

@@ -113,7 +113,7 @@ GEM
     bootstrap_form (4.5.0)
       actionpack (>= 5.2)
       activemodel (>= 5.2)
-    brakeman (4.9.0)
+    brakeman (4.9.1)
     browser (4.2.0)
     builder (3.2.4)
     bzip2-ffi (1.0.0)