Skip WalkAppFiles test that expects an error
Skip WalkAppFiles test that expects an error

This test relies on the test runner not being root, which isn't
guaranteed.

mcintyred/cli,hyenaspots/cli,mcintyred/cli,markstgodard/cli,cf-routing/cli,mcintyred/cli,cf-routing/cli,simonleung8/cli,fujitsu-cf/cli,fujitsu-cf/cli,hyenaspots/cli,mcintyred/cli,cf-routing/cli,markstgodard/cli,hyenaspots/cli,cf-routing/cli,simonleung8/cli,markstgodard/cli,simonleung8/cli,fujitsu-cf/cli,hyenaspots/cli,markstgodard/cli