AOSP flashing instructions

1. Flash the provided recovery image and vendor boot image via fastboot using "fastboot flash vendor_boot_ab vendor_boot.img" & "fastboot flash recovery_ab recovery.img"
2. Reboot to recovery using fastboot reboot-recovery
3. Navigate to Apply Update > Apply from ADB
4. adb sideload the rom zip using "adb sideload rom-*.zip"
5. adb sideload the rom zip using "adb sideload copy-partiton*.zip"
6. Factory reset/format data
7. Reboot to system