Remove unnecessary comment

go/test/endtoend/vtgate/vindex_bindvars/main_test.go

@@ -223,56 +223,3 @@ func exec(t *testing.T, conn *mysql.Conn, query string) *sqltypes.Result {
 	require.NoError(t, err)
 	return qr
 }
-
-//INSERT INTO t1 (id, field, field2) VALUES (0,1,2), (1,2,3), (2,3,4), (3,4,5), (4,5,6), (5,6,7), (6,7,8), (7,8,9), (8,9,10), (9,10,11), (10,11,12), (11,12,13), (12,13,14), (13,14,15), (14,15,16), (15,16,17), (16,17,18), (17,18,19), (18,19,20), (19,20,21), (20,21,22);
-//This all works fine, but now inspect the result of the insert:
-//
-//mysql> select id, field, field2 from t1 order by id;
-//id	field	field2
-//0	1	2
-//1	2	3
-//2	3	4
-//3	4	5
-//4	5	6
-//5	6	7
-//6	7	8
-//7	8	9
-//8	9	10
-//9	10	11
-//10	11	12
-//11	12	13
-//12	13	14
-//13	14	15
-//14	15	16
-//15	16	17
-//16	17	18
-//17	18	19
-//18	19	20
-//19	20	21
-//20	2	22
-//As can be seen, the value for t1.field for id = 20 is incorrect, it should be 21, not 2.
-//
-//@systay
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