target: msm8974: Disable SDHC mode during target uninit
target: msm8974: Disable SDHC mode during target uninit

Disable SDHC mode before jumping to kernel.

CRs-Fixed: 607386
Change-Id: I10eb871aac6af5ae63ab88284f82ba140be341f1

mozilla-b2g/kernel_lk,t2m-foxfone/kernel_lk,mozilla-b2g/kernel_lk,t2m-foxfone/kernel_lk,Redmi-dev/android_bootable_lk,Redmi-dev/android_bootable_lk,t2m-foxfone/kernel_lk,mozilla-b2g/kernel_lk,Redmi-dev/android_bootable_lk,t2m-foxfone/kernel_lk,mozilla-b2g/kernel_lk,t2m-foxfone/kernel_lk,mozilla-b2g/kernel_lk,Redmi-dev/android_bootable_lk,Redmi-dev/android_bootable_lk