staging: r8188eu: remove unused variables from odm_dm_struct

There are many unused variables in the odm_dm_struct structure.
Remove them.

Acked-by: Martin Kaiser <martin@kaiser.cx>
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20211202192309.9362-2-straube.linux@gmail.com


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