Bump rubocop-performance from 1.20.2 to 1.21.0

Bumps [rubocop-performance](https://github.com/rubocop/rubocop-performance) from 1.20.2 to 1.21.0.
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.20.2...v1.21.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -12,7 +12,7 @@ GEM
       racc
     racc (1.7.3)
     rainbow (3.1.1)
-    regexp_parser (2.9.0)
+    regexp_parser (2.9.1)
     rexml (3.2.6)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
@@ -44,9 +44,9 @@ GEM
       rubocop (~> 1.41)
     rubocop-factory_bot (2.25.1)
       rubocop (~> 1.41)
-    rubocop-performance (1.20.2)
+    rubocop-performance (1.21.0)
       rubocop (>= 1.48.1, < 2.0)
-      rubocop-ast (>= 1.30.0, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
     rubocop-rspec (2.29.2)
       rubocop (~> 1.40)
       rubocop-capybara (~> 2.17)
@@ -64,9 +64,9 @@ GEM
     standard-custom (1.0.2)
       lint_roller (~> 1.0)
       rubocop (~> 1.50)
-    standard-performance (1.3.1)
+    standard-performance (1.4.0)
       lint_roller (~> 1.1)
-      rubocop-performance (~> 1.20.2)
+      rubocop-performance (~> 1.21.0)
     unicode-display_width (2.5.0)
 
 PLATFORMS