spatch has changed its option scheme.
E.g., --no_show_diff is now --no-show-diff

This patch updates:
 - scripts/coccicheck
 - Semantic patches under scripts/coccinelle/
Signed-off-by: NNicolas Palix <nicolas.palix@imag.fr>
Signed-off-by: NMichal Marek <mmarek@suse.cz>

Signed-off-by: NJulia Lawall <Julia.Lawall@lip6.fr>
Reviewed-by: NRusty Russell <rusty@rustcorp.com.au>
Signed-off-by: NMichal Marek <mmarek@suse.cz>