Added pgen to .PHONY rule in test-collateral Makefile
Since we copy pgen in to the test-collateral dir later, this does
actually create a dependency conflict. Was causing generate-policy
to not be rebuilt.
# See the `LICENSE.markdown` file in the Veracruz root directory for licensing
# and copyright information.
-.PHONY: all policy-files clean
+.PHONY: all policy-files clean pgen
WARNING_COLOR := "\e[1;33m"
