collect: Don't check for zombie before collecting
collect: Don't check for zombie before collecting

We have sanity check for zombie-with kids below, no
need in additional.

Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@parallels.com>

marcosnils/criu,AuthenticEshkinKot/criu,eabatalov/criu,svloyso/criu,ldu4/criu,wtf42/criu,marcosnils/criu,sdgdsffdsfff/criu,AuthenticEshkinKot/criu,gablg1/criu,gonkulator/criu,LK4D4/criu,rentzsch/criu,sdgdsffdsfff/criu,rentzsch/criu,biddyweb/criu,biddyweb/criu,LK4D4/criu,eabatalov/criu,tych0/criu,eabatalov/criu,gablg1/criu,efiop/criu,sdgdsffdsfff/criu,LK4D4/criu,efiop/criu,ldu4/criu,gonkulator/criu,tych0/criu,efiop/criu,marcosnils/criu,gablg1/criu,AuthenticEshkinKot/criu,svloyso/criu,rentzsch/criu,sdgdsffdsfff/criu,fbocharov/criu,LK4D4/criu,fbocharov/criu,fbocharov/criu,ldu4/criu,biddyweb/criu,eabatalov/criu,AuthenticEshkinKot/criu,KKoukiou/criu-remote,wtf42/criu,wtf42/criu,biddyweb/criu,svloyso/criu,marcosnils/criu,marcosnils/criu,fbocharov/criu,gonkulator/criu,svloyso/criu,rentzsch/criu,rentzsch/criu,marcosnils/criu,KKoukiou/criu-remote,ldu4/criu,wtf42/criu,tych0/criu,biddyweb/criu,efiop/criu,svloyso/criu,gonkulator/criu,tych0/criu,wtf42/criu,efiop/criu,LK4D4/criu,wtf42/criu,KKoukiou/criu-remote,gonkulator/criu,biddyweb/criu,LK4D4/criu,AuthenticEshkinKot/criu,ldu4/criu,fbocharov/criu,KKoukiou/criu-remote,gonkulator/criu,svloyso/criu,KKoukiou/criu-remote,KKoukiou/criu-remote,tych0/criu,AuthenticEshkinKot/criu,gablg1/criu,ldu4/criu,fbocharov/criu,eabatalov/criu,gablg1/criu,eabatalov/criu,sdgdsffdsfff/criu,rentzsch/criu,gablg1/criu,sdgdsffdsfff/criu,tych0/criu,efiop/criu