msm: HTC: Add sleep status device

Change-Id: I519e58fa71c94ab5d57c371306e10065c5e3f673
Revert "msm: ipc: Allow QMI clients to send messages after IRSC is complete"

This reverts commit d6dbfaeb2f2d964ce6a06ac2cb1c4e6ddf5ff385.