Stable release 1.4
- Upstream to 4.9.189
- Added back kcal support
- Added drive droid support
- Further improved backported pelt
- Optimised a few libs
- Back to sdm845 WLAN drivers, sm8150 were causing connectivity issues
- Improved deep sleep and jitter
- Reduced mm overhead
- Improve pelt
- Improved idle temperature
- Improve thermal mitigation
- Add ULPM for all panels