PixelRom March Update CL

- Updated AOSP to version 11.0.0 r32 (RQ2A.210305.006)

- Updated Google Mobile Services stack to RQ2A.210305.006 of redfin

- Mask device as Pixel 5 (redfin)

- Inlined UICC NFC configs with crosshatch (dipper & polaris)

- Added Extreme Battery Saver support

- Added display low-power mode support

- Unified brightness configurations for all devices*

- Updated kernel-headers from crosshatch

- Built sound trigger HAL and graphite-client from source

- Built HotwordEnrollment from source, fixed Ok Google/Hey Google detection

- Removed CarrierConfig in favor of Google's CarrierSettings

- Built cnss-daemon from source to fix old lib dependency

- Added Google Wi-Fi overlay

- Switched to Pixel's original power-libperfmgr HAL

- Switched to crosshatch power init script

- Updated powerhint from crosshatch

- Fixed SettingsGoogle overlays

- Introduced metadata encryption**

- Fixed Google Play system updates

- Added AOSP recovery flash on boot

- Switched to AOSP Wi-Fi HAL

- Added missing CPU cores configuration from Pixel

- Added missing blkio configuration from Pixel

- Added missing UFS configuration from Pixel

- Added missing sched_boost disabling from Pixel

- Updated keymaster from 3.0 to 4.0 (dipper & polaris)

- Vendor is compatible with Android S xiaomi_sdm845 system image (coming soon)