<!-- Please describe your changes on the following line: -->
Rewrite the ban-type lint in Python.
Question: Should the old ban-type lint written in rust be deleted?
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- [x ] `./mach build -d` does not report any errors
- [x ] `./mach test-tidy` does not report any errors
- [x ] These changes fix#15591
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- [ x] There are tests for these changes
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Source-Repo: https://github.com/servo/servo
Source-Revision: 261df34ced0bdcb8126994c8653ac101d1172085