Correct server basic ops test case name
Correct server basic ops test case name

Change test case name test_server_basicops to a more readable
name test_server_basic_ops. For the scenario test cases, the name
usually follows the <name>_ops fashion.

Change-Id: I7ff04d0cfd85e363a3e04cfc5285d49b46b38606

cisco-openstack/tempest,Juniper/tempest,masayukig/tempest,bigswitch/tempest,sebrandon1/tempest,Tesora/tesora-tempest,LIS/lis-tempest,Tesora/tesora-tempest,vedujoshi/tempest,sebrandon1/tempest,cisco-openstack/tempest,bigswitch/tempest,openstack/tempest,Juniper/tempest,vedujoshi/tempest,LIS/lis-tempest,openstack/tempest,masayukig/tempest,zsoltdudas/lis-tempest,zsoltdudas/lis-tempest