Replace Cloudinary and other static images

[coding-to-music]

/scripts/cross-post.js dev.to has cloudinary usage:
CLOUDINARY_REGEXP,
'![$2](https://res.cloudinary.com/CLOUDNAME/image/upload/q_auto,f_auto/$1)'

/src/components/images/CloudinaryImg.tsx has cloudinary usage:
cloudName: {put cloud name here}

/src/contents/library/cloudinary-blur-loader.tsx has cloudinary usage:
publicId='CLOUDNAME/cloudinaryId.jpg'

/src/pages/blog/[...slug].tsx has cloudinary usage:
const OG_BANNER_LINK = https://res.cloudinary.com/USERNAME/image/upload/f_auto,c_fill,ar_4:5,w_1200/FOLDERNAME/banner/${frontmatter.banner};