Add coty91 to credits.
Add coty91 to credits.

kartikey0303/Terasology,Halamix2/Terasology,AWildBeard/Terasology,MovingBlocks/Terasology,Malanius/Terasology,Malanius/Terasology,Halamix2/Terasology,Nanoware/Terasology,dannyzhou98/Terasology,dannyzhou98/Terasology,DPirate/Terasology,mertserezli/Terasology,kartikey0303/Terasology,Vizaxo/Terasology,AWildBeard/Terasology,Nanoware/Terasology,MovingBlocks/Terasology,Vizaxo/Terasology,MovingBlocks/Terasology,DPirate/Terasology,Nanoware/Terasology,mertserezli/Terasology,kaen/Terasology,kaen/Terasology