Revert "sch_cake: Return __NET_XMIT_STOLEN when consuming enqueued skb"

This reverts commit 90fabae8.

Patch was applied hastily, revert and let the v2 be reviewed.

Fixes: 90fabae8 ("sch_cake: Return __NET_XMIT_STOLEN when consuming enqueued skb")
Link: https://lore.kernel.org/all/87wnao2ha3.fsf@toke.dk/


Signed-off-by: Jakub Kicinski <kuba@kernel.org>