arm64: dts: qcom: pms405: assign device specific compatible

Follow common pattern for this device, first specific
and then generic compatible.

Signed-off-by: David Heidelberg <david@ixit.cz>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211227215238.113956-1-david@ixit.cz