Add the p5.Sprite library

[RandomGamingDev]

A basic sprite library that supports both animated and static sprites for p5.js

The library's repository: https://github.com/RandomGamingDev/p5.Sprite/tree/main

[davepagurek]

Could you elaborate on what the pos and size in the arguments are referring to?

[RandomGamingDev]

Could you elaborate on what the pos and size in the arguments are referring to?

Those are elaborated on in the README and I added an example showing how to effectively use the library.

[RandomGamingDev]

Created PR for adding library on p5.js website: processing/p5.js-website#625