Update strong_migrations to version 0.8.0 (#24270)

Gemfile

@@ -87,7 +87,7 @@ gem 'simple-navigation', '~> 4.4'
 gem 'simple_form', '~> 5.2'
 gem 'sprockets-rails', '~> 3.4', require: 'sprockets/railtie'
 gem 'stoplight', '~> 3.0.1'
-gem 'strong_migrations', '~> 0.7'
+gem 'strong_migrations', '~> 0.8'
 gem 'tty-prompt', '~> 0.23', require: false
 gem 'twitter-text', '~> 3.1.0'
 gem 'tzinfo-data', '~> 1.2022'

Gemfile.lock

@@ -683,8 +683,8 @@ GEM
     statsd-ruby (1.5.0)
     stoplight (3.0.1)
       redlock (~> 1.0)
-    strong_migrations (0.7.9)
-      activerecord (>= 5)
+    strong_migrations (0.8.0)
+      activerecord (>= 5.2)
     swd (1.3.0)
       activesupport (>= 3)
       attr_required (>= 0.0.5)
@@ -882,7 +882,7 @@ DEPENDENCIES
   sprockets-rails (~> 3.4)
   stackprof
   stoplight (~> 3.0.1)
-  strong_migrations (~> 0.7)
+  strong_migrations (~> 0.8)
   thor (~> 1.2)
   tty-prompt (~> 0.23)
   twitter-text (~> 3.1.0)