msm: HTC: 8960: clean up debugging and trace config

Change-Id: I21adaf9e728642ba1645c21a5a7bb5bd0b24d336
msm: HTC: 8960: clean up config

* Disable QCACHE
* Clean up unused DRM options

Change-Id: I846b2faf66ec766006b0cca33024e6be507d016c