ARM: dts: msm: add qpnp-revid devices for plutonium

Add the QPNP REVID peripherals for PMPlutonium and
PMIPlutonium.

Each of these peripherals is responsible for providing
a human readable string representing the version and option
of a given PMIC chip.

Change-Id: Iad368629980aafd35802d6836e252d86766ed278
Signed-off-by: David Keitel <dkeitel@codeaurora.org>