These are no longer necessary as we made quotes required in the last
commit.

- 🐍 Alphabetize variables
- 🐍 Replace `elif` chain with a dict
- 🐍 Update QUOTES_REQUIRED_FILE_EXTENSIONS in the test

e.g. "secret": "{secret}"

- Change keyword test to not have the positives start with { and end with }
- 🐍 Make .pyi files have FileType.PYTHON

- Add FP check for '/etc/' in secret
- Add FP heuristic for secrets that look like directories
- Add <secret> FP heuristic for .example files
- Add more to FALSE_POSITIVES dict
- Make all non-quotes required filetypes skip secrets starting with a $
- Make quotes required for Terraform files