rake.rb in airbrake-10.0.1

- old
+ new

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 # This is not bulletproof, but if this file is executed before a task
 # definition, we can grab tasks descriptions and locations.
 # See: https://goo.gl/ksn6PE
 Rake::TaskManager.record_task_metadata = true
 