[COR-7] Make batching work for breadth first search as well#22179

jvolmer wants to merge 4 commits intofeature/make-traversal-executor-get-one-batch-after-the-other-clusterarangodb/arangodb:feature/make-traversal-executor-get-one-batch-after-the-other-clusterfrom

feature/make-traversal-executor-get-one-batch-after-the-other-cluster-bfsarangodb/arangodb:feature/make-traversal-executor-get-one-batch-after-the-other-cluster-bfsCopy head branch name to clipboard