Revert "msm: kgsl: Cleanup the memory free list"

This reverts commit b023d9ddc04e349dd2df14e88cec1c208ba244c5.
Revert "kgsl: Sync with CAF kk_2.7-stable"

This reverts commit 69bf3fe7b1fd8a22abbecc599024cf158607b629.
Revert "Sultan_defconfig: Increase MSM_KGSL_PAGE_TABLE_COUNT to 48"

This reverts commit 1a5f312e9b575933680ef758be7f7c78b6edad5e.
Sultan_defconfig: v1.3.2