pie/restorer: remove unused parameter frm restore_thread_common
pie/restorer: remove unused parameter frm restore_thread_common

Since commit 22396f769061 ("restore: construct sigframe in crtools")
sigframe is unused in restore_thread_common, as restore gpregs/fpu regs
now does construct_sigframe.

Impact: cleanup

Signed-off-by: Dmitry Safonov <5aea3f9692c8a01793193334616ae8fad2bc748a@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@virtuozzo.com>

efiop/criu,KKoukiou/criu-remote,eabatalov/criu,AuthenticEshkinKot/criu,KKoukiou/criu-remote,efiop/criu,eabatalov/criu,KKoukiou/criu-remote,efiop/criu,AuthenticEshkinKot/criu,eabatalov/criu,KKoukiou/criu-remote,KKoukiou/criu-remote,efiop/criu,AuthenticEshkinKot/criu,AuthenticEshkinKot/criu,AuthenticEshkinKot/criu,AuthenticEshkinKot/criu,eabatalov/criu,eabatalov/criu,efiop/criu,eabatalov/criu,efiop/criu,KKoukiou/criu-remote