arm64: dts: qcom: sm8350: Add remoteprocs

Add remoteproc nodes for the audio, compute and sensor cores, define
glink for each one.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20210212115532.1339942-6-vkoul@kernel.org
[bjorn: Replaced rpmhpd defines with constants, for now]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>