Revert "Revert "msm_fb: display: restore previous mdp bandwidth when resume""

This reverts commit 38f27bd5c35b9c38f84a140d1a68548910aff244.
Merge branch '10.2-gprojbased' of https://github.com/TeamLGOG/android_kernel_lge_geefhd into 10.2-gprojbased