Bump cancancan from 2.1.2 to 2.3.0

Bumps [cancancan](https://github.com/CanCanCommunity/cancancan) from 2.1.2 to 2.3.0.
- [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/2.1.2...2.3.0)

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

Gemfile

@@ -8,7 +8,7 @@ gem 'ahoy_matey', '~> 1.6.0'
 gem 'ancestry', '~> 3.0.2'
 gem 'autoprefixer-rails', '~> 9.1.4'
 gem 'browser', '~> 2.5.3'
-gem 'cancancan', '~> 2.1.2'
+gem 'cancancan', '~> 2.3.0'
 gem 'ckeditor', '~> 4.2.3'
 gem 'cocoon', '~> 1.2.9'
 gem 'coffee-rails', '~> 4.2.2'

Gemfile.lock

@@ -74,7 +74,7 @@ GEM
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.11.0)
     byebug (10.0.0)
-    cancancan (2.1.2)
+    cancancan (2.3.0)
     capistrano (3.10.1)
       airbrussh (>= 1.0.0)
       i18n
@@ -500,7 +500,7 @@ DEPENDENCIES
   browser (~> 2.5.3)
   bullet (~> 5.7.0)
   byebug (~> 10.0.0)
-  cancancan (~> 2.1.2)
+  cancancan (~> 2.3.0)
   capistrano (~> 3.10.1)
   capistrano-bundler (~> 1.2)
   capistrano-rails (~> 1.4.0)