Added cost and cost_qm in job model

Changes to the migration file makes it necessary to reimport the
database: db:drop db:create db:migrate db:seed

db/migrate/20240727101347_create_jobs.rb

@@ -20,9 +20,11 @@ class CreateJobs < ActiveRecord::Migration[7.1]
       t.integer :number_of_plans_a2, default: 0
       t.integer :number_of_plans_a3, default: 0
       t.float :costum_qm_plan, default: 0
+      t.float :cost, default: 0
+      t.float :cost_qm, default: 0
       t.boolean :privacy_policy_accepted, default: false
 
       t.timestamps
     end
   end
-end
+end