Fix logos in documentation

[Jeremy-Walton]

Why?

With recent changes to the RoleModel site, the linked logos were not working.

What Changed

• Update editor workspace to use newer recommendation for prettier config
• Point to self hosted logo instead of from the RMS site

Quality Assurance

• Have you tagged the PR with the correct labels?
• Have you validated the changes?
  • Have you run linters? (yarn sanity-check)
  • Have you run prettier?
  • Have you tried building the css?
  • Have you tried building storybook?
• [ ] Have you updated any usage of changed tokens?
• [ ] Did you add a component?
  • [ ] Have you added it to the dependency graph?
  • [ ] Have you added it to the docs?
• [ ] Did you update a component?
  • [ ] Have you updated the dependency graph?
  • [ ] Have you updated the docs?
• [ ] Do you need to update the package version?

Screenshots