lifecycle test: catch error raised by libvirt 6

The original error from libvirt 5.6 is not returned anymore with libvirt
6.0.

Signed-off-by: Petr Horacek <[email protected]>

tests/vmi_lifecycle_test.go

@@ -165,7 +165,7 @@ var _ = Describe("[rfe_id:273][crit:high][vendor:[email protected]][level:compon
 			Eventually(logs,
 				2*time.Second,
 				500*time.Millisecond).
-				Should(And(ContainSubstring("internal error: Unable to get DBus system bus connection"), ContainSubstring(`"subcomponent":"libvirt"`)))
+				Should(And(ContainSubstring("At least one cgroup controller is required: No such device or address"), ContainSubstring(`"subcomponent":"libvirt"`)))
 		})
 
 		It("[test_id:3197]should log libvirtd debug logs when enabled", func() {