Update README to clarify this font is based on Comic Shanns v1
On 2020-12-24T03:26:29Z Shannon Miwa released Comic Shanns v2 but this font is still based on v1. So make that clear for now.
https://github.com/shannpersand/comic-shanns/commit/
1ef567b72ec35d271557cf2d5e77221ea7dec510