commit-msg in overcommit-0.47.0

- old
+ new

@@ -1,5 +1,6 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
 
 # Entrypoint for Overcommit hook integration. Installing Overcommit will result
 # in all of your git hooks being copied from this file, allowing the framework
 # to manage your hooks for you.
 