make_ext4fs has moved to build/target/core.mk

There's no need to add make_ext4fs to each device since it's in
build/target/core.mk since commit
720479ea7e6307648c56f61d82ac12d65f218dda

Bug: 6960586
Change-Id: If2ab1d95c0c1d13a028faeae4f00dbf5e4580bfc
diff --git a/device.mk b/device.mk
index e04afa2..d2f4c98 100644
--- a/device.mk
+++ b/device.mk
@@ -34,7 +34,6 @@
 	frameworks/native/data/etc/android.hardware.usb.accessory.xml:system/etc/permissions/android.hardware.usb.accessory.xml
 
 PRODUCT_PACKAGES := \
-        make_ext4fs \
 	com.android.future.usb.accessory
 
 PRODUCT_PROPERTY_OVERRIDES := \
@@ -71,7 +70,6 @@
 
 # Filesystem management tools
 PRODUCT_PACKAGES += \
-	make_ext4fs \
 	setup_fs
 
 # BlueZ test tools