config: 2 sites are moved to exlude as they are too unstable for linkcheck validation
config: 2 sites are moved to exlude as they are too unstable for linkcheck validation

sabaka/checkstyle,romani/checkstyle,liscju/checkstyle,sirdis/checkstyle,bansalayush/checkstyle,AkshitaKukreja30/checkstyle,rnveach/checkstyle,vboerchers/checkstyle,ilanKeshet/checkstyle,jochenvdv/checkstyle,checkstyle/checkstyle,checkstyle/checkstyle,izishared/checkstyle,nikhilgupta23/checkstyle,vboerchers/checkstyle,jochenvdv/checkstyle,romani/checkstyle,nikhilgupta23/checkstyle,sirdis/checkstyle,rnveach/checkstyle,romani/checkstyle,jonmbake/checkstyle,sabaka/checkstyle,rnveach/checkstyle,sirdis/checkstyle,bansalayush/checkstyle,liscju/checkstyle,jonmbake/checkstyle,AkshitaKukreja30/checkstyle,ilanKeshet/checkstyle,sharang108/checkstyle,romani/checkstyle,romani/checkstyle,checkstyle/checkstyle,bansalayush/checkstyle,rnveach/checkstyle,vboerchers/checkstyle,checkstyle/checkstyle,baratali/checkstyle,baratali/checkstyle,sharang108/checkstyle,baratali/checkstyle,izishared/checkstyle,MEZk/checkstyle,jochenvdv/checkstyle,ilanKeshet/checkstyle,checkstyle/checkstyle,romani/checkstyle,izishared/checkstyle,jonmbake/checkstyle,rnveach/checkstyle,MEZk/checkstyle,nikhilgupta23/checkstyle,checkstyle/checkstyle,rnveach/checkstyle,MEZk/checkstyle,sharang108/checkstyle,AkshitaKukreja30/checkstyle,sabaka/checkstyle,liscju/checkstyle