Remove root folder bt_firmware in GSI

Bug: 64905218
Bug: 36764215
Test: Test on 2 different devices with GSI, and check BT
Change-Id: I5fca470aece7d4b777540da21af601a7cc8dc83e
diff --git a/target/board/generic_arm64_ab/BoardConfig.mk b/target/board/generic_arm64_ab/BoardConfig.mk
index e69debe..22b9f42 100644
--- a/target/board/generic_arm64_ab/BoardConfig.mk
+++ b/target/board/generic_arm64_ab/BoardConfig.mk
@@ -33,7 +33,7 @@
 BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
 
 # TODO(jiyong) These might be SoC specific.
-BOARD_ROOT_EXTRA_FOLDERS += bt_firmware firmware firmware/radio persist
+BOARD_ROOT_EXTRA_FOLDERS += firmware firmware/radio persist
 BOARD_ROOT_EXTRA_SYMLINKS := /vendor/lib/dsp:/dsp
 
 # TODO(b/36764215): remove this setting when the generic system image
diff --git a/target/board/generic_arm64_ab/sepolicy/file.te b/target/board/generic_arm64_ab/sepolicy/file.te
index 4645533..7adfdfa 100644
--- a/target/board/generic_arm64_ab/sepolicy/file.te
+++ b/target/board/generic_arm64_ab/sepolicy/file.te
@@ -1,6 +1,5 @@
 # TODO(b/36764215): remove this file when the generic system image
 # no longer has these directories
-type bt_firmware_file, file_type;
 type persist_file, file_type;
 
 # Default type for anything under /firmware.
diff --git a/target/board/generic_arm64_ab/sepolicy/file_contexts b/target/board/generic_arm64_ab/sepolicy/file_contexts
index 92a4ff8..0a80559 100644
--- a/target/board/generic_arm64_ab/sepolicy/file_contexts
+++ b/target/board/generic_arm64_ab/sepolicy/file_contexts
@@ -2,7 +2,6 @@
 # no longer has these directories. They are specific to QCOM.
 
 # /
-/bt_firmware(/.*)?      u:object_r:bt_firmware_file:s0
 /tombstones             u:object_r:rootfs:s0
 /dsp                    u:object_r:rootfs:s0