Bump cancancan from 3.3.0 to 3.4.0

Bumps [cancancan](https://github.com/CanCanCommunity/cancancan) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/CanCanCommunity/cancancan/releases)
- [Changelog](https://github.com/CanCanCommunity/cancancan/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/CanCanCommunity/cancancan/compare/3.3.0...3.4.0)

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

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

Gemfile.lock

@@ -102,7 +102,7 @@ GEM
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.11)
     byebug (11.1.3)
-    cancancan (3.3.0)
+    cancancan (3.4.0)
     capistrano (3.17.1)
       airbrussh (>= 1.0.0)
       i18n
@@ -713,7 +713,7 @@ DEPENDENCIES
   autoprefixer-rails (~> 8.2.0)
   bullet (~> 7.0.3)
   byebug (~> 11.1.3)
-  cancancan (~> 3.3.0)
+  cancancan (~> 3.4.0)
   capistrano (~> 3.17.1)
   capistrano-bundler (~> 2.1.0)
   capistrano-rails (~> 1.6.2)