Fixed failure in nova smoketests [1/1]

This change increases the number of retries for a specific test.  This test was failing in my setup
because it was taking longer than the retry window for the status to switch from Downloading to Available.


 smoketest/00-deploy-nova-vm.test |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Crowbar-Pull-ID: 0a2fad7dc6318c0af6838ed0cffbc26568404d70

Crowbar-Release: roxy