Combine runner waiting_time migrations

db/migrate/20210519134938_create_runners.rb

@@ -6,7 +6,6 @@ class CreateRunners < ActiveRecord::Migration[6.1]
       t.string :runner_id
       t.references :execution_environment
       t.references :user, polymorphic: true
-      t.float :waiting_time
 
       t.timestamps
     end

db/migrate/20210611101330_remove_waiting_time_from_runners.rb

@@ -1,7 +0,0 @@
-# frozen_string_literal: true
-
-class RemoveWaitingTimeFromRunners < ActiveRecord::Migration[6.1]
-  def change
-    remove_column :runners, :waiting_time
-  end
-end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_06_11_101330) do
+ActiveRecord::Schema.define(version: 2021_06_02_071834) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_trgm"