Bump rubocop-rails from 2.19.1 to 2.21.1

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.19.1 to 2.21.1.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.19.1...v2.21.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -260,7 +260,7 @@ GEM
     mime-types-data (3.2023.0218.1)
     mini_mime (1.1.5)
     mini_portile2 (2.8.4)
-    minitest (5.19.0)
+    minitest (5.20.0)
     multi_json (1.15.0)
     net-imap (0.3.7)
       date
@@ -285,8 +285,9 @@ GEM
       sawyer (~> 0.9)
     os_map_ref (0.5.0)
     parallel (1.23.0)
-    parser (3.2.2.1)
+    parser (3.2.2.3)
       ast (~> 2.4.1)
+      racc
     pg (1.5.3)
     phonelib (0.8.2)
     poltergeist (1.18.1)
@@ -343,13 +344,13 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rbtree3 (0.7.1)
-    regexp_parser (2.8.0)
+    regexp_parser (2.8.1)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.2.5)
+    rexml (3.2.6)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -390,7 +391,7 @@ GEM
       rubocop (~> 1.41)
     rubocop-factory_bot (2.23.1)
       rubocop (~> 1.33)
-    rubocop-rails (2.19.1)
+    rubocop-rails (2.21.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)