Update rubocop-performance requirement from 1.22.1 to 1.23.0 (#33)

Updates the requirements on [rubocop-performance](https://github.com/rubocop/rubocop-performance) to permit the latest version.
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.22.1...v1.23.0)

---
updated-dependencies:
- dependency-name: rubocop-performance
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: bruce-szalwinski-he <[email protected]>

Gemfile

@@ -12,7 +12,7 @@ gem "rake", "~> 13.0"
 gem "rubocop", "1.69.0"
 gem "rubocop-minitest", "0.36.0"
 gem "rubocop-packaging", "0.5.2"
-gem "rubocop-performance", "1.22.1"
+gem "rubocop-performance", "1.23.0"
 gem "rubocop-rake", "0.6.0"
 gem "simplecov", require: false, group: :test
 gem "simplecov_json_formatter", group: :test