Update rubocop-performance requirement from ~> 1.16.0 to ~> 1.17.1

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@v1.16.0...v1.17.1)

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

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

sass-embedded.gemspec

@@ -44,7 +44,7 @@ Gem::Specification.new do |spec| # rubocop:disable Gemspec/RequireMFA
 
   spec.add_development_dependency 'rspec', '~> 3.12.0'
   spec.add_development_dependency 'rubocop', '~> 1.49.0'
-  spec.add_development_dependency 'rubocop-performance', '~> 1.16.0'
+  spec.add_development_dependency 'rubocop-performance', '~> 1.17.1'
   spec.add_development_dependency 'rubocop-rake', '~> 0.6.0'
   spec.add_development_dependency 'rubocop-rspec', '~> 2.19.0'
 end