selinux: Add CM-specific file_contexts

hange-Id: Ie70c59acedbb7be2f5b34a83c1d3d011f440ba05

Conflicts:
	sepolicy/sepolicy.mk

Change-Id: Ic42b798878b5be4a66e5a97c6a413095a3c2eb2f
Signed-off-by: DHOMD <DHO@dho.im>
selinux: Add missing seapp_contexts file

Change-Id: I6bda9e4876b9053ea16fe3c11c21b9c1e7acb17a