Improvements to wakelock log

- Separate logs for Full and Partial wakelocks
- Reduce overall size of logs
- Use worksource UID instead of owner Uid
- Improve some logging output

Bug: 353490612
Bug: 364203600
Flag: EXEMPT bugfix
Test: atest WakeLockLogTest NotifierTest
Change-Id: I0bb8465412f2dea320801f267dc6bb2d1886b015