chore: update pipelines to run on node 20

[gavinbarron]

Closes #2983

PR Type

• Build or CI related changes

Description of the changes

Updates pipelines to use nodejs 20 for most jobs, CI runs on 18 and 20

PR checklist

• Project builds (yarn build) and changes have been tested in at least two supported browsers (Edge + non-Chromium based browser)
• All public APIs (classes, methods, etc) have been documented following the jsdoc syntax
• Stories have been added and existing stories have been tested
• Added appropriate documentation. Docs PR:

• License header has been added to all new source files (yarn setLicense)
• Contains NO breaking changes

Other information

[github-actions]

🚀 New react-contoso sample application deployed here

[github-actions]

🚀 New react-contoso sample application deployed here

[sebastienlevert]

We're getting errors deploying the PR to storybook @gavinbarron

[gavinbarron]

Oh, there's a rollup failure that we missed on that change, adding the fix here

[github-actions]

🚀 New react-contoso sample application deployed here

[github-actions]

📖 The updated storybook is available here

[github-actions]

📖 The updated storybook is available here

[sebastienlevert]

Works great!

[sebastienlevert]

Just realized that the home page of React Contoso is pretty... Hmmm... Crowded! I don't really mind as it's a test app but it looks weird (and breaks some of the theming as it uses the default theme from the browser and not the one from the set dropdown menu.). What should we do with this?

[gavinbarron]

Just realized that the home page of React Contoso is pretty... Hmmm... Crowded! I don't really mind as it's a test app but it looks weird (and breaks some of the theming as it uses the default theme from the browser and not the one from the set dropdown menu.). What should we do with this?

let's clean that up, it should never have gotten that way in main, and that's largely my fault.