Bluetooth: Make use of __check_timeout on hci_sched_le

[ Upstream commit 1b1d29e5 ]

This reuse __check_timeout on hci_sched_le following the same logic
used hci_sched_acl.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Stable-dep-of: 932021a1 ("Bluetooth: hci_core: Fix LE quote calculation")
Signed-off-by: Sasha Levin <sashal@kernel.org>