Fix semantic test for trusted certs
Fix semantic test for trusted certs

[#163635900](https://www.pivotaltracker.com/story/show/163635900)

Signed-off-by: Chris Dutra <7eb54fc324f04033595eb420f2ee7c112fb7259e@pivotal.io>

cloudfoundry/cf-deployment,cloudfoundry/cf-deployment