pin to specific version

Signed-off-by: Andres Taylor <andres@planetscale.com>

go/test/endtoend/vtgate/queries/aggregation/aggregation_test.go

@@ -434,7 +434,9 @@ func TestOrderByCount(t *testing.T) {
 	mcmp.Exec("insert into t9(id1, id2, id3) values(1, '1', '1'), (2, '2', '2'), (3, '2', '2'), (4, '3', '3'), (5, '3', '3'), (6, '3', '3')")
 
 	mcmp.Exec("SELECT t9.id2 FROM t9 GROUP BY t9.id2 ORDER BY COUNT(t9.id2) DESC")
-	if utils.BinaryIsAtLeastAtVersion(19, "vtgate") {
+	version, err := cluster.GetMajorVersion("vtgate")
+	require.NoError(t, err)
+	if version == 19 {
 		mcmp.Exec("select COUNT(*) from (select 1 as one FROM t9 WHERE id3 = 3 ORDER BY id1 DESC LIMIT 3 OFFSET 0) subquery_for_count")
 	}
 }