Revert "msm8974-common: force camera2 portability"

This reverts commit 38cf8c9a8144832eb6f04255bf205813610147bb.
Revert "msm8974-common: SELinux: include policy from qcom sepolicy repo"

This reverts commit 0889fa5a1b791b50fb4e9d70500a0122694b0b3e.
kill af.resampler.quality

Change-Id: I0477cec03073525e71bd21bd90f0bb6cf5023c0f