net: sched: remove duplicated include from cls_api.c

Remove duplicated include.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 266fcb3..9ad5389 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -38,7 +38,6 @@
 #include <net/tc_act/tc_csum.h>
 #include <net/tc_act/tc_gact.h>
 #include <net/tc_act/tc_skbedit.h>
-#include <net/tc_act/tc_mirred.h>
 
 extern const struct nla_policy rtm_tca_policy[TCA_MAX + 1];