Add aiy-board-resize2fs to build system.

Change-Id: I7b95c11fd14cd08485b75ffba4de11c67c369260
diff --git a/packages.mk b/packages.mk
index 1f2eb63..3073b63 100644
--- a/packages.mk
+++ b/packages.mk
@@ -97,6 +97,7 @@
 $(eval $(call make-pbuilder-package-target,aiy-board-audio,packages/aiy-board-audio))
 $(eval $(call make-pbuilder-package-target,aiy-board-gadget,packages/aiy-board-gadget))
 $(eval $(call make-pbuilder-package-target,aiy-board-keyring,packages/aiy-board-keyring))
+$(eval $(call make-pbuilder-package-target,aiy-board-resize2fs,packages/aiy-board-resize2fs))
 $(eval $(call make-pbuilder-package-target,aiy-board-tools,packages/aiy-board-tools))
 $(eval $(call make-pbuilder-package-target,aiy-board-wlan,packages/aiy-board-wlan))