sorbet/files.yaml: set multiple files to true

[vidusheeamoli]

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same change?
• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your changes? Here's an example.
• Have you successfully run brew style with your changes locally?
• Have you successfully run brew tests with your changes locally?

---

Set the following files to true in sorbet/files.yaml:

• ./cleaner.rb
• ./compilers.rb
• ./dependency_collector.rb
• ./description_cache_store.rb
• ./descriptions.rb
• ./env_config.rb

[issyl0]

No RBI files needed?! I think that's the first time! 😲