net: switchdev: Remove unused typedef switchdev_obj_dump_cb_t()

Commit 29ab586 ("net: switchdev: Remove bridge bypass support from switchdev")
leave this unused.

Signed-off-by: Yue Haibing <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: Yue Haibing

include/net/switchdev.h

@@ -201,8 +201,6 @@ struct switchdev_obj_in_state_mrp {
 #define SWITCHDEV_OBJ_IN_STATE_MRP(OBJ) \
 	container_of((OBJ), struct switchdev_obj_in_state_mrp, obj)
 
-typedef int switchdev_obj_dump_cb_t(struct switchdev_obj *obj);
-
 struct switchdev_brport {
 	struct net_device *dev;
 	const void *ctx;