restore: move pid variable to local scope
restore: move pid variable to local scope

cr-restore.c:1516:9: warning: Value stored to 'pid' during its initialization is never read
                pid_t pid = item->pid.real;
                      ^~~   ~~~~~~~~~~~~~~
cr-restore.c:1570:9: warning: Value stored to 'pid' during its initialization is never read
                pid_t pid = item->pid.real;
                      ^~~   ~~~~~~~~~~~~~~

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

KKoukiou/criu-remote,KKoukiou/criu-remote,eabatalov/criu,KKoukiou/criu-remote,eabatalov/criu,eabatalov/criu,KKoukiou/criu-remote,eabatalov/criu,KKoukiou/criu-remote,eabatalov/criu,eabatalov/criu,KKoukiou/criu-remote