Rivet_i: delete offending curly brace
Looks like the master--HepMC3 nightly is crashing because the previous commit for Rivet_i in !47316 (merged) had one too many curly braces. This is to address the issue.
cc @ewelina
Looks like the master--HepMC3 nightly is crashing because the previous commit for Rivet_i in !47316 (merged) had one too many curly braces. This is to address the issue.
cc @ewelina