After https://android-review.googlesource.com/688488
BOARD_PLAT_PUBLIC[PRIVATE]_SEPOLICY_DIR can now specify multiple
directories.
Bug: n/a
Test: build sepolicy
Change-Id: Ie2af81a4f9462cd05352db71fd1e515531d42334
se_filegroup is used to export selinux files from board-specific
directories (e.g. device/google/wahoo/sepolicy).
Use se_filegroup module to export partner extension of compatibility
mapping to build logic in system/sepolicy.
Bug: 33691272
Bug: 74669108
Test: .cil mapping files can be correctly added from vendor directory.
Change-Id: Iaa2a95d0e326cb03a478fc12c1a14ba40e57e117
And migrate 26.0.cil and 27.0.cil build targets from Android.mk to
Android.bp
Bug: 33691272
Test: 26.0.cil and 27.0.cil mapping files on the device are unchanged.
Change-Id: Id0ea45c149e096996bc0657615ea98915df3c9e1
