Organize citadel's setting

Bug: 169548154
Change-Id: I44c4a232e3842082a8a98c1a1c65bfc9dbd4791e
diff --git a/bonito-sepolicy.mk b/bonito-sepolicy.mk
index 12d4d26..6765e0c 100644
--- a/bonito-sepolicy.mk
+++ b/bonito-sepolicy.mk
@@ -9,6 +9,5 @@
 BOARD_VENDOR_SEPOLICY_DIRS += device/google/bonito-sepolicy/tracking_denials
 
 # Pixel-wide policy
-BOARD_VENDOR_SEPOLICY_DIRS += hardware/google/pixel-sepolicy/citadel
 BOARD_VENDOR_SEPOLICY_DIRS += hardware/google/pixel-sepolicy/ramdump/common
 BOARD_VENDOR_SEPOLICY_DIRS += hardware/google/pixel-sepolicy/powerstats