Increase timeout to avoid spurious test failures
Increase timeout to avoid spurious test failures

Change-Id: I58552c5c8ca5bea612f80ead1f895b346d187758

ntt-sic/glance,sigmavirus24/glance,paramite/glance,redhat-openstack/glance,openstack/glance,klmitch/glance,vuntz/glance,tanglei528/glance,klmitch/glance,ozamiatin/glance,rickerc/glance_audit,jumpstarter-io/glance,sigmavirus24/glance,stevelle/glance,saeki-masaki/glance,JioCloud/glance,redhat-openstack/glance,wkoathp/glance,openstack/glance,ntt-sic/glance,rickerc/glance_audit,SUSE-Cloud/glance,wkoathp/glance,tanglei528/glance,akash1808/glance,paramite/glance,cloudbau/glance,rajalokan/glance,scripnichenko/glance,rajalokan/glance,darren-wang/gl,jumpstarter-io/glance,takeshineshiro/glance,openstack/glance,saeki-masaki/glance,vuntz/glance,akash1808/glance,darren-wang/gl,citrix-openstack-build/glance,cloudbau/glance,ozamiatin/glance,stevelle/glance,takeshineshiro/glance,SUSE-Cloud/glance,JioCloud/glance,dims/glance,scripnichenko/glance,dims/glance,kfwang/Glance-OVA-OVF,citrix-openstack-build/glance,kfwang/Glance-OVA-OVF