Bump rubocop-performance from 1.16.0 to 1.17.1

Bumps [rubocop-performance](https://github.com/rubocop/rubocop-performance) from 1.16.0 to 1.17.1.
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.16.0...v1.17.1)

---
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

@@ -61,7 +61,7 @@ GEM
     neatjson (0.10.5)
     necromancer (0.4.0)
     parallel (1.22.1)
-    parser (3.2.1.1)
+    parser (3.2.2.0)
       ast (~> 2.4.1)
     pastel (0.7.2)
       equatable (~> 0.5.0)
@@ -104,7 +104,7 @@ GEM
       parser (>= 3.2.1.0)
     rubocop-md (1.2.0)
       rubocop (>= 1.0)
-    rubocop-performance (1.16.0)
+    rubocop-performance (1.17.1)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
     rubocop-rake (0.6.0)