Revert "video: msm: Initialize HistLUT with last saved LUT"

This reverts commit eafd8b9ba319363f723fb09153d5de20f2a2ac78.
Revert "video: msm: Maintain histogram LUT state through suspend resume"

This reverts commit 2da0a73e1baa0b846ae28d07bf354e12cb584f31.