16th March, 2021 release

Bump security patch level to 5th March, 2021
Added in patch to block key attestation for play services
raphael: Enable fluence voice recording
raphael: parts: Show back button on thermal activity
raphael: parts: Disable hifi preference when toggling switchbar
raphael: Set dynamic thermal interval to 5 sec

=========== 2020/08/04 changelog's ===========
raphael: props: drop soft_backlight and GL backpressure
raphael: decrease statusbar height & increase icons padding
raphael: Unify back gesture vibration with system wide haptics
raphael: sepolicy: Label new battery supply and usb supply nodes
raphael: sepolicy: Extend untrusted_app access to battery/power supply sysfs
raphael: Use stock vibration pattern
raphael: Disable VSync for CPU rendered apps
raphael: DcDimmingSettingsFragment: Listen for qs tiles change
raphael: sepolicy: Allow system app to access device info variables
raphael: parts: Add Dirac summary in Sound settings
raphael: sepolicy: Fix remaining camera motor denial
raphael: Remove legacy firmware directories
raphael: override some overlays present in stock vendor
raphael: add statusbar height from stock
raphael: adjust window rounded corners
raphael: remove audio_platform_info.xml
raphael: Update props from latest miui
raphael: lets enable assisted iwlan

=========== 2020/07/24 changelog's ===========
-Changed lowest brightness level
-Enabled assisted iwlan (better vowifi)
-Fixed low mic issues
-a way to handle night light while using fod