Bump rubocop-performance from 1.20.1 to 1.20.2

Bumps [rubocop-performance](https://github.com/rubocop/rubocop-performance) from 1.20.1 to 1.20.2.
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.20.1...v1.20.2)

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

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

Gemfile.lock

@@ -254,7 +254,7 @@ GEM
       parser (>= 3.2.1.0)
     rubocop-disable_syntax (0.1.1)
       rubocop (>= 1.50)
-    rubocop-performance (1.20.1)
+    rubocop-performance (1.20.2)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.30.0, < 2.0)
     rubocop-rails (2.23.1)