- Update idsueyesrc exposure property to use milliseconds (per gst-inspect)
- Fix default exposure value from 0.016 to 10ms
- Update validation range to 1.0-1000.0ms in control server
- Correct all documentation and examples in UDP_CONTROL_PROTOCOL.md
- Update test_exposure_control.py to use millisecond values
Resolves unit mismatch between documented seconds and actual milliseconds
expected by the idsueyesrc GStreamer element.