staging: r8188eu: remove enum odm_bw

The enums odm_bw and ht_channel_width are redundant. Keep
ht_channel_width and remove odm_bw.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220220100212.7466-4-straube.linux@gmail.com


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