Changed Rivet 2.7.2-b to Rivet 3.0.1 in cmake file
This merge request is to update the athena version of Rivet to the latest public Rivet release,cc @cgutscho
Edited by Ewelina Maria Lobodzinska
This merge request is to update the athena version of Rivet to the latest public Rivet release,cc @cgutscho