fix bug in warmup with id-space being limited to int
fix bug in warmup with id-space being limited to int

larusba/neo4j-apoc-procedures,neo4j-contrib/neo4j-apoc-procedures,lilianaziolek/neo4j-apoc-procedures,larusba/neo4j-apoc-procedures,neo4j-contrib/neo4j-apoc-procedures,neo4j-contrib/neo4j-apoc-procedures,neo4j-contrib/neo4j-apoc-procedures