Update CONTRIBUTING.md

Author: kieranklaassen

CONTRIBUTING.md

@@ -133,9 +133,6 @@ bundle exec rspec
 
 # Run a specific test file
 bundle exec rspec spec/ruby_llm/chat_spec.rb
-
-# Run generator template tests
-bundle exec rspec spec/lib/generators/ruby_llm/template_files_spec.rb
 ```
 
 ### Recording VCR Cassettes
@@ -207,4 +204,4 @@ Gem versioning follows [Semantic Versioning](https://semver.org/):
 
 Releases are handled by the maintainers through the CI/CD pipeline.
 
-Thanks for helping make RubyLLM better!
+Thanks for helping make RubyLLM better!