Reduce necessary permissions

Author: joyvuu-dave

app/access/app_usage_consumer_access.rb

@@ -1,7 +1,7 @@
 module VCAP::CloudController
   class AppUsageConsumerAccess < BaseAccess
     def delete?(_app_usage_consumer)
-      permission_queryer.can_write_globally?
+      true
     end
   end
 end

app/access/service_usage_consumer_access.rb

@@ -1,7 +1,7 @@
 module VCAP::CloudController
   class ServiceUsageConsumerAccess < BaseAccess
     def delete?(_service_usage_consumer)
-      permission_queryer.can_write_globally?
+      true
     end
   end
 end