Exclude btusb seplicies in gsi targets

This should fix the build breakage on gsi targets.

Bug: 202405948
Test: local build
Change-Id: I23a20dfb10e95a1bfb22aaaaa541a4b7586d38f4
diff --git a/emulator/bluetooth/btlinux-service.mk b/emulator/bluetooth/btlinux-service.mk
index 90342f2..ab427d2 100644
--- a/emulator/bluetooth/btlinux-service.mk
+++ b/emulator/bluetooth/btlinux-service.mk
@@ -19,8 +19,11 @@
 PRODUCT_PACKAGES += \
     android.hardware.bluetooth@1.1-service.btlinux \
 
+# Allow sepolicies to be excluded in GSI targets.
+ifeq ($(DO_NOT_INCLUDE_BT_SEPOLICY),)
 BOARD_SEPOLICY_DIRS += \
-    device/generic/car/emulator/bluetooth/sepolicy \
+    device/generic/car/emulator/bluetooth/sepolicy
+endif
 
 PRODUCT_COPY_FILES += \
     device/generic/car/emulator/bluetooth/vendor.qemu.preferred.bt.service.rc:$(TARGET_COPY_OUT_VENDOR)/etc/init/vendor.qemu.preferred.bt.service.rc \
diff --git a/gsi_car_base.mk b/gsi_car_base.mk
index 67b8ac9..406c621 100644
--- a/gsi_car_base.mk
+++ b/gsi_car_base.mk
@@ -164,5 +164,6 @@
 PRODUCT_PACKAGE_OVERLAYS := device/generic/car/common/overlay
 EMULATOR_VENDOR_NO_SENSORS := true
 PRODUCT_USE_DYNAMIC_PARTITION_SIZE := true
+DO_NOT_INCLUDE_BT_SEPOLICY := true
 $(call inherit-product, device/generic/car/emulator/aosp_car_emulator.mk)
 EMULATOR_VENDOR_NO_SOUND := true