Bump strong_migrations from 0.4.2 to 0.5.0 (mastodon#12583)

Bumps [strong_migrations](https://github.com/ankane/strong_migrations) from 0.4.2 to 0.5.0.
- [Release notes](https://github.com/ankane/strong_migrations/releases)
- [Changelog](https://github.com/ankane/strong_migrations/blob/master/CHANGELOG.md)
- [Commits](ankane/strong_migrations@v0.4.2...v0.5.0)

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

Gemfile

@@ -88,7 +88,7 @@ gem 'simple-navigation', '~> 4.1'
 gem 'simple_form', '~> 5.0'
 gem 'sprockets-rails', '~> 3.2', require: 'sprockets/railtie'
 gem 'stoplight', '~> 2.2.0'
-gem 'strong_migrations', '~> 0.4'
+gem 'strong_migrations', '~> 0.5'
 gem 'tty-command', '~> 0.9', require: false
 gem 'tty-prompt', '~> 0.20', require: false
 gem 'twitter-text', '~> 1.14'

Gemfile.lock

@@ -620,7 +620,7 @@ GEM
     stoplight (2.2.0)
     streamio-ffmpeg (3.0.2)
       multi_json (~> 1.8)
-    strong_migrations (0.4.2)
+    strong_migrations (0.5.0)
       activerecord (>= 5)
     temple (0.8.1)
     terminal-table (1.8.0)
@@ -793,7 +793,7 @@ DEPENDENCIES
   stackprof
   stoplight (~> 2.2.0)
   streamio-ffmpeg (~> 3.0)
-  strong_migrations (~> 0.4)
+  strong_migrations (~> 0.5)
   thor (~> 0.20)
   tty-command (~> 0.9)
   tty-prompt (~> 0.20)