Merge pull request rails#47908 from platanus/update-app-generator

Use triple-dot delegation in AppGenerator

Author: guilleiguaran

railties/lib/rails/generators/rails/app/app_generator.rb

@@ -21,8 +21,8 @@ def #{method}(*args, &block)
         RUBY
       end
 
-      def method_missing(meth, *args, &block)
-        @generator.send(meth, *args, &block)
+      def method_missing(...)
+        @generator.send(...)
       end
   end