Update package.json
Update package.json

fix dependencies. `npm install p5` pulls in way too much unnecessary stuff.
dhowe/p5.js,kennethdmiller3/p5.js,sakshamsaxena/p5.js,mlarghydracept/p5.js,bomoko/p5.js,kennethdmiller3/p5.js,mlarghydracept/p5.js,nucliweb/p5.js,joecridge/p5.js,bomoko/p5.js,limzykenneth/p5.js,sakshamsaxena/p5.js,processing/p5.js,dhowe/p5.js,nucliweb/p5.js,joecridge/p5.js,limzykenneth/p5.js,processing/p5.js