adding myself to AUTHORS as suggested by idan.
adding myself to AUTHORS as suggested by idan.

armersong/oauthlib,cyrilchaponeverysens/oauthlib,hirokiky/oauthlib,idan/oauthlib,singingwolfboy/oauthlib,lepture/oauthlib,metatoaster/oauthlib,garciasolero/oauthlib,oauthlib/oauthlib,bjmc/oauthlib,masci/oauthlib,barseghyanartur/oauthlib,Blitzen/oauthlib,flamusdiu/oauthlib,flamusdiu/oauthlib,skion/oauthlib-oidc,mick88/oauthlib,lepture/oauthlib,masci/oauthlib