configurator reports are per rank

[PhilipDeegan]

follow up to #1091

currently the configurator reports are per rank, and so there are some text files generated per rank, which really only need to be per node

[PhilipDeegan]

see https://stackoverflow.com/questions/69681181/is-there-any-way-to-infer-how-many-workers-are-on-the-same-node-using-mpi