ninja: remove CI configs added in CASSANDRA-16152
ninja: remove CI configs added in CASSANDRA-16152

scylladb/scylla-tools-java,bdeggleston/cassandra,instaclustr/cassandra,blambov/cassandra,pauloricardomg/cassandra,beobal/cassandra,driftx/cassandra,driftx/cassandra,pauloricardomg/cassandra,thelastpickle/cassandra,mike-tr-adamson/cassandra,strapdata/cassandra,beobal/cassandra,beobal/cassandra,strapdata/cassandra,jrwest/cassandra,strapdata/cassandra,adelapena/cassandra,adelapena/cassandra,thelastpickle/cassandra,blambov/cassandra,szhou1234/cassandra,michaelsembwever/cassandra,blerer/cassandra,mike-tr-adamson/cassandra,belliottsmith/cassandra,apache/cassandra,michaelsembwever/cassandra,pauloricardomg/cassandra,belliottsmith/cassandra,mike-tr-adamson/cassandra,jrwest/cassandra,blerer/cassandra,instaclustr/cassandra,blerer/cassandra,scylladb/scylla-tools-java,adejanovski/cassandra,mshuler/cassandra,blambov/cassandra,apache/cassandra,szhou1234/cassandra,bdeggleston/cassandra,szhou1234/cassandra,blambov/cassandra,tjake/cassandra,mshuler/cassandra,adelapena/cassandra,scylladb/scylla-tools-java,jrwest/cassandra,tjake/cassandra,pauloricardomg/cassandra,mike-tr-adamson/cassandra,instaclustr/cassandra,michaelsembwever/cassandra,belliottsmith/cassandra,adejanovski/cassandra,szhou1234/cassandra,bdeggleston/cassandra,tjake/cassandra,thelastpickle/cassandra,thelastpickle/cassandra,beobal/cassandra,driftx/cassandra,blerer/cassandra,instaclustr/cassandra,jrwest/cassandra,strapdata/cassandra,mshuler/cassandra,scylladb/scylla-tools-java,driftx/cassandra,mshuler/cassandra,tjake/cassandra,belliottsmith/cassandra,michaelsembwever/cassandra,apache/cassandra,adejanovski/cassandra,adelapena/cassandra,apache/cassandra,bdeggleston/cassandra