Move goldfish-specific policy rules to their own directory.

Change-Id: I1bdd80f641db05fef4714654515c1e1fbb259794
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
diff --git a/target/board/generic/BoardConfig.mk b/target/board/generic/BoardConfig.mk
index 3bd4f31..1db56db 100644
--- a/target/board/generic/BoardConfig.mk
+++ b/target/board/generic/BoardConfig.mk
@@ -52,3 +52,6 @@
 BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE := ext4
 BOARD_FLASH_BLOCK_SIZE := 512
 TARGET_USERIMAGES_SPARSE_EXT_DISABLED := true
+
+BOARD_SEPOLICY_DIRS += build/target/board/generic/sepolicy
+BOARD_SEPOLICY_UNION += domain.te surfaceflinger.te