packages: Move bluetooth to the BSP

Change-Id: I15e4fe0f7d8f99424bf12884d6ef4d08dbd2a9e9
diff --git a/rootfs.mk b/rootfs.mk
index f54236b..8d82186 100644
--- a/rootfs.mk
+++ b/rootfs.mk
@@ -13,6 +13,9 @@
 # limitations under the License.
 
 BSP_BASE_PACKAGES := \
+	bluetooth \
+	bluez \
+	libbluetooth3 \
 	imx-board-audio \
 	imx-board-tools \
 	imx-board-wlan \
@@ -26,5 +29,4 @@
 	python3-edgetpu \
 	python3-edgetpuvision \
 	edgetpudemo \
-	uboot-imx \
-	usb-gadget
+	uboot-imx