acceptance: fix buglet in remote cluster names
acceptance: fix buglet in remote cluster names

Names with a spurious - were created.

arjun4084346/cockroach,arjun4084346/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,glycerine/cockroach,sunya123/cockroach,veteranlu/cockroach,petermattis/cockroach,petermattis/cockroach,vivekmenezes/cockroach,arjun4084346/cockroach,vaibhavarora/cockroach,vivekmenezes/cockroach,paperstreet/cockroach,veteranlu/cockroach,vaibhavarora/cockroach,arjun4084346/cockroach,arjun4084346/cockroach,maxlang/cockroach,cockroachdb/cockroach,veteranlu/cockroach,glycerine/cockroach,glycerine/cockroach,cockroachdb/cockroach,vivekmenezes/cockroach,petermattis/cockroach,maxlang/cockroach,petermattis/cockroach,sunya123/cockroach,maxlang/cockroach,glycerine/cockroach,paperstreet/cockroach,sunya123/cockroach,sunya123/cockroach,paperstreet/cockroach,petermattis/cockroach,vaibhavarora/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,cockroachdb/cockroach,vivekmenezes/cockroach,paperstreet/cockroach,petermattis/cockroach,arjun4084346/cockroach,veteranlu/cockroach,glycerine/cockroach,maxlang/cockroach,arjun4084346/cockroach,glycerine/cockroach,vivekmenezes/cockroach,paperstreet/cockroach,cockroachdb/cockroach,sunya123/cockroach,vaibhavarora/cockroach,sunya123/cockroach,maxlang/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,glycerine/cockroach,maxlang/cockroach,sunya123/cockroach,veteranlu/cockroach,sunya123/cockroach,veteranlu/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,veteranlu/cockroach,glycerine/cockroach,vivekmenezes/cockroach,maxlang/cockroach,petermattis/cockroach,veteranlu/cockroach,maxlang/cockroach,arjun4084346/cockroach,vivekmenezes/cockroach,vaibhavarora/cockroach,petermattis/cockroach,cockroachdb/cockroach