style: fix rubocop Style/ModuleFunction issue

vburzynski · vburzynski · commit 2098ea36a5ed · 2025-05-29T14:17:55.000-05:00
diff --git a/lib/code_teams/utils.rb b/lib/code_teams/utils.rb
@@ -1,6 +1,6 @@
 module CodeTeams
   module Utils
-    extend self
+    module_function
 
     def underscore(string)
       string.gsub('::', '/')
