dragonboard: Add DEVICE_PACKAGES macro

Change-Id: Ic7621aa8d9476312dad743cfcd0e759e27e20e28
diff --git a/BoardConfig.mk b/BoardConfig.mk
index 64743ec..6724e8f 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -56,3 +56,6 @@
 QCOM_BT_USE_SMD_TTY := true
 BLUETOOTH_HCI_USE_MCT := true
 BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR := device/qcom/dragonboard/bluetooth
+
+# Must be defined at the end of the file
+$(call add_device_packages)