scsi: dt-bindings: ufs: qcom: Add compatible for sa8775p

Add the compatible string for the UFS on sa8775p platforms.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20230411130446.401440-2-brgl@bgdev.pl


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>