Don't run pytest in verbose mode
Don't run pytest in verbose mode

We cannot read verbose output nicely in travis output because it is trimmed.

Signed-off-by: Martin Bašti <388356a3851efe39ff0604de6d8fb2e16e10a0b7@redhat.com>

projectatomic/osbs-client,projectatomic/osbs-client,DBuildService/osbs-client,DBuildService/osbs-client