fixup! client_test: Keep NEO srv logs if test fails

go/neo/client_test.go

@@ -426,7 +426,7 @@ func withNEOSrv(t *testing.T, f func(t *testing.T, nsrv NEOSrv), optv ...tOption
 		work, err := ioutil.TempDir("", "neo"); X(err)
 		defer func() {
 			if t.Failed() {
-				t.Logf("NEO server log files reside in %s", work)
+				t.Logf("leaving NEO database and server log files in %s", work)
 			} else {
 				os.RemoveAll(work)
 			}