msm8974-common: Add Widevine proprietary libs

Change-Id: I7cb58f06ec9bfb21e5bf34df2b6677e159e87549
msm8974-common: Sort makefile targets

Change-Id: I4557d0e4a688628598239fb90ac8aa3a58fb7d13
msm8974-common: Remove unused liblisten entries

Change-Id: I084b951418d3025b1adc14f575d234b229e84bf5