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
qcom-common: Update postboot for 8974

 * Enable devfreq governor

Change-Id: I4e211a09d3e33df8254a94c02b0ae52539bb2883
Add TARGET_INIT_VENDOR_LIB for unified devices

Change-Id: I4c5a6b2abd87b76ddad39bad993ebd646396da21
hlte: Only use hwmon devfreq governor on 8974pro

 * Non-pro 8974 is not equipped for this.

Change-Id: I6d2e74549e2a0cc40174b3ac471d3d67b1b284cb