Fix docstring using quad-quote
Fix docstring using quad-quote

c85ed271 introduced a docstring with """"....""",
resulting in a literal " in the docstring.

Bug: T121365
Change-Id: I6e8f37f192ea66aed1d37856e515fb685e9a71d2
magul/pywikibot-core,npdoty/pywikibot,Darkdadaah/pywikibot-core,jayvdb/pywikibot-core,wikimedia/pywikibot-core,wikimedia/pywikibot-core,npdoty/pywikibot,jayvdb/pywikibot-core,Darkdadaah/pywikibot-core,h4ck3rm1k3/pywikibot-core,h4ck3rm1k3/pywikibot-core,hasteur/g13bot_tools_new,smalyshev/pywikibot-core,hasteur/g13bot_tools_new,happy5214/pywikibot-core,darthbhyrava/pywikibot-local,happy5214/pywikibot-core,hasteur/g13bot_tools_new,magul/pywikibot-core,PersianWikipedia/pywikibot-core