Bump rubocop-performance from 1.14.3 to 1.15.0 (#11402)

Bumps [rubocop-performance](https://github.com/rubocop/rubocop-performance) from 1.14.3 to 1.15.0.
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.14.3...v1.15.0)

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

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

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

Gemfile.lock

@@ -486,7 +486,7 @@ GEM
     redis (4.8.0)
     redis-namespace (1.9.0)
       redis (>= 4)
-    regexp_parser (2.5.0)
+    regexp_parser (2.6.0)
     representable (3.2.0)
       declarative (< 0.1.0)
       trailblazer-option (>= 0.1.1, < 0.2.0)
@@ -533,9 +533,9 @@ GEM
       rubocop-ast (>= 1.19.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.21.0)
+    rubocop-ast (1.23.0)
       parser (>= 3.1.1.0)
-    rubocop-performance (1.14.3)
+    rubocop-performance (1.15.0)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
     rubocop-rails (2.15.2)
@@ -648,7 +648,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.7)
-    unicode-display_width (2.2.0)
+    unicode-display_width (2.3.0)
     web-console (3.7.0)
       actionview (>= 5.0)
       activemodel (>= 5.0)