Add the NFT id to the Profile entity on Catalysts

[pentreathm]

• Research
• Write ADR v0
• Update URN Resolver and Content Validator to admit extended URNs
• Update Content
• Update endpoints of Lamb2
• Write ADR v1
• Sanitize Profile URNs when fetched if needed
• Admit new extended URNs based on timestamp

Scope: Catalyst
Out-of-scope: Explorer integration