Merge branch '756-update-jumpstart-service-fee' into '746-resq-2-0-final'

Resolve "Update jumpstart service fee"

See merge request jankstudio/resq!870

src/InvoiceRule/Jumpstart.php

@@ -42,7 +42,7 @@ class Jumpstart implements InvoiceRuleInterface
         // TODO: we need to to put this somewhere like in .env
         // so that if any chanages are to be made, we just edit the file
         // instead of the code
-        return 150;
+        return 300;
     }
 
     public function validatePromo($criteria, $promo_id)