Add a71ch-crypto-support to packages list

Change-Id: I315af5b58d94c23a9b3220c74494929da7546109
diff --git a/packages.mk b/packages.mk
index 2547ef8..92aae60 100644
--- a/packages.mk
+++ b/packages.mk
@@ -41,3 +41,4 @@
 $(eval $(call make-pbuilder-bsp-package-target,optee-os,bootloader/optee-os))
 $(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)))