Add excelsior-tools to packages list

Change-Id: I15ce3ce2ee728d16a1534eb8a80a3b8d0e7ca7b5
diff --git a/packages.mk b/packages.mk
index ce6fb26..5b1477d 100644
--- a/packages.mk
+++ b/packages.mk
@@ -40,3 +40,4 @@
 $(eval $(call make-pbuilder-bsp-package-target,tf-a,bootloader/tf-a))
 $(eval $(call make-pbuilder-bsp-package-target,excelsior-bootloader,packages/excelsior-bootloader,u-boot optee-os tf-a))
 $(eval $(call make-pbuilder-bsp-package-target,a71ch-crypto-support,a71ch-crypto-support,,,binary,$(USERSPACE_ARCH)))
+$(eval $(call make-pbuilder-bsp-package-target,excelsior-tools,packages/excelsior-tools))