mei: txe: fix initialization order

The mei_register() should move before the mei_start() for hook
on class device to work.
Same change was implemented in mei-me, missed from mei-txe.

Fixes: 7704e6be ("mei: hook mei_device on class device")
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Link: https://patch.msgid.link/20251019073659.2646791-1-alexander.usyskin@intel.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>