Update to a new kernel based on v5.7-rc6, adding the following new
features:
* Remoteproc support and firmware loading
* Panel drivers for OnePlus 6/T
* Adreno 630 support
* Anbox support
The new firmware-oneplus-sdm845 is required for these features and
devices will not have working display output without firmware
[ci:skip-build] Already built on CI