Let Danger recognize changes within `.rubocop_todo/`

spec/tooling/danger/project_helper_spec.rb

@@ -86,7 +86,7 @@ RSpec.describe Tooling::Danger::ProjectHelper do
       'rubocop/foo'                | [:backend]
       '.rubocop.yml'               | [:backend]
       '.rubocop_todo.yml'          | [:backend]
-      '.rubocop_manual_todo.yml'   | [:backend]
+      '.rubocop_todo/cop/name.yml' | [:backend]
       'spec/foo'                   | [:backend]
       'spec/foo/bar'               | [:backend]
 

tooling/danger/project_helper.rb

@@ -151,7 +151,8 @@ module Tooling
         %r{\A((ee|jh)/)?vendor/} => :backend,
         %r{\A(Gemfile|Gemfile.lock|Rakefile)\z} => :backend,
         %r{\A[A-Z_]+_VERSION\z} => :backend,
-        %r{\A\.rubocop((_manual)?_todo)?\.yml\z} => :backend,
+        %r{\A\.rubocop(_todo)?\.yml\z} => :backend,
+        %r{\A\.rubocop_todo/.*\.yml\z} => :backend,
         %r{\Afile_hooks/} => :backend,
 
         %r{\A((ee|jh)/)?qa/} => :qa,