qcom-common: Misc stuff for 8974

 * Don't copy all this thermald junk
 * Add media_codecs

Change-Id: I76fb67a5b45e0b24e12e56b438299c5dc529c938
Revert "qcom-common: enable msm8974 cpu power settings"

This reverts commit 0c822365ef0bcac84ef8938854cc1141260eda44.

Change-Id: I34ac3d1b2039818aa43244cf3aed487e5fe5f250