React 18 Blockies

This is a React 18 & Typescript port of https://github.com/stephensprinkle-zz/react-blockies
which in turn is a port of https://github.com/alexvandesande/blockies.

Example:

``javascript
import Blockies from 'react-18-blockies';

export const myBlockies = () => (
seed="Jeremy" {/ the only required prop; determines how the image is generated /}
size={10} {/ number of squares wide/tall the image will be; default = 15 /}
scale={3} {/ width/height of each square in pixels; default = 4 /}
color="#dfe" {/ normal color; random by default /}
bgColor="#ffe" {/ background color; random by default /}
spotColor="#abc" {/ color of the more notable features; random by default /}
className="identicon" {/ optional class name for the canvas element; "identicon" by default /}
/>
)
``