Add r/DnDcirclejerk

I am the head mod for r/DnDcirclejerk. I would like our sub to be added, idk if the bot can comb multiple subs for us, since we cj all the dnd subs. First and foremost it should look at r/dndnext, but if there can be multiple I'd also like to add r/DnD and r/dndmemes. tyty