unusedfiles raises NoPage for deleted file
unusedfiles raises NoPage for deleted file

Bug: 69133
Change-Id: I76db1f45be98c881547b61f098ef49f715613f30

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