add magic comment

reeganviljoen · reeganviljoen · commit a0c74eb6634d · 2025-07-03T14:55:19.000+02:00
diff --git a/lib/view_component/cache_registry.rb b/lib/view_component/cache_registry.rb
@@ -1,4 +1,5 @@
-  
+# frozen_string_literal: true
+ 
 module ViewComponent
   module CachingRegistry # :nodoc:
     extend self
