Add French support to dn_template
Add French support to dn_template

Requested and confirmed on IRC and French Wikipedia.
https://fr.wikipedia.org/w/index.php?diff=109292075&oldid=109291315

Change-Id: Ie3ee521600a5169b50ed3187a22097d643fe89ec

hasteur/g13bot_tools_new,h4ck3rm1k3/pywikibot-core,magul/pywikibot-core,wikimedia/pywikibot-core,darthbhyrava/pywikibot-local,wikimedia/pywikibot-core,valhallasw/pywikibot-core,h4ck3rm1k3/pywikibot-core,happy5214/pywikibot-core,xZise/pywikibot-core,emijrp/pywikibot-core,Darkdadaah/pywikibot-core,jayvdb/pywikibot-core,TridevGuha/pywikibot-core,Darkdadaah/pywikibot-core,jayvdb/pywikibot-core,npdoty/pywikibot,VcamX/pywikibot-core,icyflame/batman,PersianWikipedia/pywikibot-core,trishnaguha/pywikibot-core,hasteur/g13bot_tools_new,happy5214/pywikibot-core,hasteur/g13bot_tools_new,magul/pywikibot-core,npdoty/pywikibot,smalyshev/pywikibot-core