VOL-626 : Jenkins test fix
VOL-626 : Jenkins test fix

This change increase the timeout for the jenkins test to check the
voltha logs as well as do a retry on failure (2 retries).

Change-Id: I5538f1e3a8865a03304674215fa27f5ff7c61350

opencord/voltha,opencord/voltha,opencord/voltha,opencord/voltha,opencord/voltha