found it in:
/usr/lib/mailman/Mailman/Handlers/SMTPDirect.py
Line: 378 #msg['Sender'] = '"%s" <%s>' % (mlist.real_name, envsender) to: msg['Sender'] = '%s' % (envsender)
found it in:
/usr/lib/ mailman/ Mailman/ Handlers/ SMTPDirect. py
Line: 378
#msg['Sender'] = '"%s" <%s>' % (mlist.real_name, envsender)
to:
msg['Sender'] = '%s' % (envsender)