Add some missing indexes on foreign keys (#18157)

db/migrate/20220428112511_add_index_statuses_on_account_id.rb

@@ -0,0 +1,7 @@
+class AddIndexStatusesOnAccountId < ActiveRecord::Migration[6.1]
+  disable_ddl_transaction!
+
+  def change
+    add_index :statuses, [:account_id], name: :index_statuses_on_account_id, algorithm: :concurrently
+  end
+end