chore(deps-dev): bump rubocop-rails from 2.21.0 to 2.21.1 (#522)

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

Gemfile.lock

@@ -104,8 +104,12 @@ GEM
     multi_json (1.15.0)
     nenv (0.3.0)
     netrc (0.11.0)
+    nokogiri (1.15.3-aarch64-linux)
+      racc (~> 1.4)
     nokogiri (1.15.3-arm64-darwin)
       racc (~> 1.4)
+    nokogiri (1.15.3-x86_64-darwin)
+      racc (~> 1.4)
     nokogiri (1.15.3-x86_64-linux)
       racc (~> 1.4)
     notiffany (0.1.3)
@@ -186,7 +190,7 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.29.0)
       parser (>= 3.2.1.0)
-    rubocop-rails (2.21.0)
+    rubocop-rails (2.21.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)