Revert "msm_fb: display: Flush background pipe after solid fill configuration"

This reverts commit c6fd50c83b4dcda5214ebc3a437547c0b16a8b54.
Revert "msm_fb: display: Fix invalid x offset programming for YUV444 fmt"

This reverts commit 5a2327cc775a84784d041241e9d6e0fdb12ffa84.
Revert "msm_fb: display: Attach and detach MDP IOMMU on suspend/resume"

This reverts commit 35274f8ed1a9187dde86d7210d2224ab20415e0b.