Revert "[testing]: defconfig: enable AVS on d2vzw"

This reverts commit 33e75514cca553a2398b8249662d1d27bc45f130.
Revert "msm: spm: enable avs for 8960 hw"

This reverts commit 8709ae718ba1eb41a93d222e0847cdbf3cb81471.
Revert "msm: spm-v2: Disable AVS operations on unsupported targets"

This reverts commit 5903ffa78ab7532980408e47866fecd5226723b7.
Revert "msm: spm-v2: Add support for AVS"

This reverts commit 1d50734bd1ab3d079704aed19d6f91119c47a8f8.