Fix the request URL in change_nickname
Fix the request URL in change_nickname

Roughsketch/discordrb,meew0/discordrb,VxJasonxV/discordrb,megumisonoda/discordrb,VxJasonxV/discordrb,Roughsketch/discordrb,megumisonoda/discordrb,meew0/discordrb