[PATCH] ipq40xx: add support for GL.iNet GL-B2200

[TruongSinh Tran-Nguyen]

This patch now has merge conflict with tag v21.02.0

```
Unmerged paths:

  (use "git add <file>..." to mark resolution)



both modified:   package/firmware/ipq-wifi/Makefile

both modified:   package/libs/uclient/Makefile

both modified:
target/linux/ipq40xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata

both modified:   target/linux/ipq40xx/image/Makefile

both modified:
target/linux/ipq40xx/patches-5.4/901-arm-boot-add-dts-files.patch



```

Kind regards,