chore(tower-uds): delete unused crate (#10676)
## Summary
This PR adds comprehensive integration tests for the crate,validating
socket connection functionality.
## Coverage Impact
- **Region coverage**: 0% → 91.89%
- **Function coverage**: 0% → 100.00%
- **Line coverage**: 0% → 98.73%
---------
Co-authored-by: Chris Olszewski <chris.olszewski@vercel.com>
