Revert "msm8974: Remove cyanogen-dsp"

This reverts commit 7c20e7957e28b57b7a8b283a3407f2acc5248e8f.
Revert "Revert "msm8974: Remove cyanogen-dsp""

This reverts commit f768287db798296783cd6b1b296c65a2e9496330.