Bump rubocop-rails from 2.27.0 to 2.29.1 (#3701)

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.27.0 to 2.29.1.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.27.0...v2.29.1)

---
updated-dependencies:
- dependency-name: rubocop-rails
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -171,7 +171,7 @@ GEM
       open4 (~> 1.3)
     clamby (1.6.11)
     colored2 (3.1.2)
-    concurrent-ruby (1.3.4)
+    concurrent-ruby (1.3.5)
     connection_pool (2.4.1)
     cork (0.3.0)
       colored2 (~> 3.1)
@@ -295,7 +295,7 @@ GEM
     hashie (5.0.0)
     htmlentities (4.3.4)
     httpclient (2.8.3)
-    i18n (1.14.6)
+    i18n (1.14.7)
       concurrent-ruby (~> 1.0)
     image_processing (1.13.0)
       mini_magick (>= 4.9.5, < 5)
@@ -512,7 +512,7 @@ GEM
     rubocop-performance (1.23.1)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rails (2.27.0)
+    rubocop-rails (2.29.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.52.0, < 2.0)