Bump rubocop-rails from 2.15.2 to 2.21.2

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.15.2 to 2.21.2.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.15.2...v2.21.2)

---
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

@@ -40,7 +40,7 @@ GEM
     nokogiri (1.15.4-x86_64-linux)
       racc (~> 1.4)
     parallel (1.23.0)
-    parser (3.2.2.3)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
     racc (1.7.1)
@@ -54,7 +54,7 @@ GEM
       nokogiri (~> 1.14)
     rainbow (3.1.1)
     rake (13.0.6)
-    regexp_parser (2.8.1)
+    regexp_parser (2.8.2)
     rexml (3.2.6)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
@@ -69,12 +69,12 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.12.0)
     rspec-support (3.12.1)
-    rubocop (1.56.3)
+    rubocop (1.57.1)
       base64 (~> 0.1.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 3.2.2.3)
+      parser (>= 3.2.2.4)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
@@ -90,14 +90,14 @@ GEM
     rubocop-performance (1.19.1)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
-    rubocop-rails (2.15.2)
+    rubocop-rails (2.21.2)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
-      rubocop (>= 1.7.0, < 2.0)
+      rubocop (>= 1.33.0, < 2.0)
     ruby-progressbar (1.13.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.4.2)
+    unicode-display_width (2.5.0)
 
 PLATFORMS
   arm64-darwin-21