clearNodeOfflineAlert (0%→100%):
- No alert and no count is no-op
- Resets offline count when node comes online
- Clears existing alert and adds to resolved
clearPBSOfflineAlert (0%→100%):
- No alert and no count is no-op
- Resets offline confirmation count
- Clears existing alert and adds to resolved
clearPMGOfflineAlert (0%→100%):
- No alert and no count is no-op
- Resets offline confirmation count
- Clears existing alert and adds to resolved
Coverage: 57.4% → 58.5%