staging: vme_user: remove unimplemented #if 0 code blocks

staging: vme_user: remove unimplemented #if 0 code blocks

Remove dead code in #if 0 blocks from struct vme_master
and struct vme_slave. these were never implemented or
compiled in.

checkpatch.pl reports:

WARNING: Consider removing the code enclosed by this #if 0 and its #endif

No functional changes.

Signed-off-by: Albab Hasan <albabhasan276@gmail.com>
Reviewed-by: Ethan Tidmore <ethantidmore06@gmail.com>
Link: https://patch.msgid.link/20260228153809.15398-1-albabhasan276@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>