Remove libedgetpu from alpha

packages.mk

diff --git a/packages.mk b/packages.mk
index 5500b09..9d67ea2 100644
--- a/packages.mk
+++ b/packages.mk
@@ -132,8 +132,7 @@
 $(eval $(call make-pbuilder-package-target,base-files,packages/base-files))
 
 ifeq ($(IS_EXTERNAL),)
-$(eval $(call make-pbuilder-package-target,libedgetpu,libedgetpu))
-$(eval $(call make-pbuilder-package-target,edgetpu-api,packages/edgetpu-api,libedgetpu))
+$(eval $(call make-pbuilder-package-target,edgetpu-api,packages/edgetpu-api))
 endif
 
 ALL_PACKAGE_TARGETS := $(PBUILDER_TARGETS)

rootfs.mk

diff --git a/rootfs.mk b/rootfs.mk
index 14ff1e1..708e00f 100644
--- a/rootfs.mk
+++ b/rootfs.mk
@@ -36,11 +36,10 @@
 	bluetooth \
 	bluez \
 	libbluetooth3 \
-	libedgetpu \
 	uboot-imx
 
 ifeq ($(IS_EXTERNAL),)
-BASE_PACKAGES += libedgetpu edgetpu-api
+BASE_PACKAGES += edgetpu-api
 endif
 
 GUI_PACKAGES := \