Merge pull request #21483 from wordpress-mobile/iangmaia/use-rubocop-…

…from-bundle

[Tooling] Update `Dangerfile` to run Rubocop with `bundle exec`

Dangerfile

@@ -3,8 +3,7 @@
 github.dismiss_out_of_range_messages
 
 # `files: []` forces rubocop to scan all files, not just the ones modified in the PR
-# Added a custom `rubocop_cmd` to prevent RuboCop from running using `bundle exec`, which we don't want on the linter agent
-rubocop.lint(files: [], force_exclusion: true, inline_comment: true, fail_on_inline_comment: true, include_cop_names: true, rubocop_cmd: ': | rubocop')
+rubocop.lint(files: [], force_exclusion: true, inline_comment: true, fail_on_inline_comment: true, include_cop_names: true)
 
 manifest_pr_checker.check_gemfile_lock_updated