arm64: dts: sdm845: Add WCN3990 WLAN module device node

Add device node for the ath10k SNOC platform driver probe
and add resources required for WCN3990 on SDM845 soc.

Reviewed-by: Brian Norris <briannorris@chromium.org>
Tested-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Govind Singh <govinds@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>