SafetyNet Fix

1. Download 'MagiskHide Props Config' & 'Busybox for Android NDK' modules from Downloads section of Magisk manager. Install these modules.
2. Reboot
3. Download terminal emulator app and open
4. Enter 'su' (press enter)
5. then 'props' (press enter)
6. Select option 1
7. then select 'f'
8. then choose 'Google' and then 'Pixel 4 XL (Coral)'
9. Reboot device (select 'y')
10. Enable "Magisk Hide" option in settings of Magisk manager. Also, clear data of Magisk manager after enabling it.

CTS should pass now and Play Store should also show "Device is certified". Enjoy. :)