Fix migration name nad regen schema

Author: fbacall

db/migrate/20201221152458_change_study_title_to_text.rb

@@ -1,4 +1,4 @@
-class ChangeStudiesTitleToText < ActiveRecord::Migration[5.2]
+class ChangeStudyTitleToText < ActiveRecord::Migration[5.2]
   def up
     change_column :studies,:title,:text
   end