Revert "Add ffmpeg codecs to 8974"

This reverts commit 7089dc5a139acbd138f7c5259006b4c719ac73bf.

Revert "qcom-common: Enable use of FFMPEG codecs for extended formats"

This reverts commit aaa1a4206723037808e3a1426107175ef96faadf.

Change-Id: Ia7fa7fdff90241ef94e100cc9994332f145ba48c