Complete IPFS deployment for the Polkadot and Kusama docs

[alfarok]

Description

This issue builds off of https://github.com/w3f/polkadot-wiki/issues/2338.

I am just getting up to speed on IPFS, IPNS, and DNS linking, but think I have enough resources to attempt completing the deployment.

For the initial scope I hope to:

• Get access to CloudFlare credentials
• Check if the team has access to a private gateway in CloudFlare or use a public gateway such as cloudflare-ipfs.com or gateway.ipfs.io etc
• Ensure the name servers are set to CloudFlare for the appropriate sub-domains (ipfs.wiki.polkadot.network and ipfs.guide.kusama.network)
• Sites must have SSL certs issued by CloudFlare to enable HTTPS ( request them if not already available as HTTP will not suffice)
• Update the DNS records to point to the appropriate Gateway (CNAME or A/AAAA)
• Add _dnslink. TXT record pointing to either the IPFS or IPNS build folder (better for automated updating, otherwise hash must be updated manually here on each deployment)
• Add CICD action for running build and pushing updated build to IPFS (can likely leverage this existing script)

Resources

• https://developers.cloudflare.com/web3/ipfs-gateway/concepts/dnslink/
• https://docs.ipfs.tech/concepts/dnslink/
• https://docs.ipfs.tech/concepts/ipns/
• https://dnslink.io/