axxia-mtc: Export MTC ioctl interface to UAPI

commit 7451804d3ec1b8aaab081634691e04405c7c71fd from
https://github.com/axxia/linux-yocto.git

 v5.10/standard/axxia-dev/base.

Signed-off-by: Daniel Dragomir <Daniel.Dragomir@windriver.com>
Signed-off-by: Mikael Beckius <mikael.beckius@windriver.com>
Signed-off-by: Liwei Song <liwei.song@windriver.com>