mako: mdm2: Decrease leakage before QSC power-up

Cleanup of IPC gpios for driver strength and toggle
AP2MDM_STATUS only after AP2MDM_KPD_PWR is toggled, this
will decrease the leakage from MSM to QSC before QSC
powering up.

Author: Taniya Das, Committed by: Akhila Musunuri

From the CodeAurora Forum jb_2.5 kernel in board-8064.c