ARM: dts: msm: add subsystem restart (SSR) for PMIC Glink on Lahaina

Add "qcom,subsys-name" to PMIC Glink device so that it can handle
SSR notifications and pass the state transitions to its clients
on Lahaina platforms.

Change-Id: Ie8edb03efb16c64c36755a118fe9c4d703b79256