Bump rubocop-performance in /updater in the rubocop group

Bumps the rubocop group in /updater with 1 update: [rubocop-performance](https://github.com/rubocop/rubocop-performance).


Updates `rubocop-performance` from 1.21.0 to 1.21.1
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.21.0...v1.21.1)

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

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

updater/Gemfile.lock

@@ -215,11 +215,11 @@ GEM
       opentelemetry-semantic_conventions
     opentelemetry-semantic_conventions (1.10.0)
       opentelemetry-api (~> 1.0)
-    parallel (1.24.0)
+    parallel (1.25.1)
     parallel_tests (4.7.1)
       parallel
     parseconfig (1.0.8)
-    parser (3.3.2.0)
+    parser (3.3.3.0)
       ast (~> 2.4.1)
       racc
     psych (5.1.2)
@@ -238,8 +238,8 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.0)
+      strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -271,7 +271,7 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.31.3)
       parser (>= 3.3.1.0)
-    rubocop-performance (1.21.0)
+    rubocop-performance (1.21.1)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
     rubocop-sorbet (0.8.3)