Add limit change for 'data' column in 'events' when using MySQL

db/migrate/limits_to_mysql.rb

@@ -6,5 +6,6 @@ class LimitsToMysql < ActiveRecord::Migration
     change_column :merge_request_diffs, :st_diffs, :text, limit: 2147483647
     change_column :snippets, :content, :text, limit: 2147483647
     change_column :notes, :st_diff, :text, limit: 2147483647
+    change_column :events, :data, :text, limit: 2147483647
   end
 end