t6-common: FM Radio support

*FM for t6 and t6spr. T6vzw has FM hardware disabled.
*Delete uneeded qcom script.
*Correct audio routes needed for FM Radio.
*Some extra blocks in ueventd.

Change-Id: I1db45b220ac7b2ac19058cf3db098354c5302455
Merge branch 'cm-11.0' into kk_mkt