Porting to the Nubia Z11 (nx531j)

[Marsh_Jiang]

I'm porting ubports for nx531j based on halium 7.1.
not works（Known):

• Power button
• Volume down button
• Bluetooth
• Waiting for the test
  Of course, anbox doesn't work

WiFi needs to run ```
insmod /system/lib/modules/wlan.ko

[IMG_4456.JPG](/assets/uploads/files/1663592728314-img_4456.jpg) 
[IMG_4459(20220915-125353).JPG](/assets/uploads/files/1663592748146-img_4459-20220915-125353.jpg) 
[IMG_4460(20220915-125356).JPG](/assets/uploads/files/1663592754124-img_4460-20220915-125356.jpg)