Fixing JO naming for DY->mm from 800 GeV to 1 TeV [skip modfiles]
Description of bug
There was a bug for JO naming corresponding to slice 800-1000 GeV in this ticket ATLMCPROD-10727. The correct naming should be mc.PhPy8EG_AZNLO_DYmumu_800M1000.py rather than mc.PhPy8EG_AZNLO_DYmumu_800M10000.py
Changes introduced
Changed the naming, tagging @sargyrop for the approval on this.
Tests
Issues resolved
Closes #