Fix metadata of ATLAS Z pt 13 TeV
Created by: comane
use the correct table for uncertainties.
@Radonirinaunimi I think we have two options here, either changing the number of the table in the metadata or hard code line 83 in get_systematics
function to
hepdata_table = f"rawdata/HEPData-ins1768911-v{version}-Table_5.yaml"