Text to binary section in content addressing section is outdated

https://docs.ipfs.tech/concepts/content-addressing/#text-to-binary section is using deprecated packages. We should update the section and could even go the extra mile embedding https://codesandbox.io/s/converting-cid-versions-xrvqop?file=/src/index.ts

Relevant slack thread https://filecoinproject.slack.com/archives/CRLC5H4J0/p1674543831386429
