windows, tests: Modify service test.

The database is now called "_Server" so look for that instead of
"Open_vSwitch".

Signed-off-by: Alin Gabriel Serdean <aserdean@ovn.org>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>

tests/daemon.at

@@ -218,11 +218,11 @@ OVS_WAIT_UNTIL([test -s ovsdb-server.pid])
 OVS_WAIT_UNTIL([sc query ovsdb-server | grep STATE | grep RUNNING > /dev/null 2>&1])
 AT_CHECK([kill -0 `cat ovsdb-server.pid`], [0], [ignore])
 AT_CHECK([ovs-appctl -t ovsdb-server ovsdb-server/list-dbs], [0],
-[Open_vSwitch
+[_Server
 ])
 AT_CHECK([sc stop ovsdb-server], [0], [ignore])
 OVS_WAIT_UNTIL([test ! -s ovsdb-server.pid])
-AT_CHECK([sc query ovsdb-server | grep STATE | grep STOPPED], [0], [ignore])
+OVS_WAIT_UNTIL([sc query ovsdb-server | grep STATE | grep STOPPED > /dev/null 2>&1])
 AT_CHECK([sc delete ovsdb-server], [0], [[[SC]] DeleteService SUCCESS
 ])
 AT_CLEANUP