chore(deps): Migrate to react 19

[0xTxbi]

Description

This PR introduces an upgrade of the unlock monorepo to react v19.

Issues

Fixes #
Refs #15356

Checklist:

• 1 PR, 1 purpose: my Pull Request applies to a single purpose
• I have commented my code, particularly in hard-to-understand areas
• I have updated the docs to reflect my changes if applicable
• I have added tests (and stories for frontend components) that prove my fix is effective or that my feature works
• I have performed a self-review of my own code
• If my code involves visual changes, I am adding applicable screenshots to this thread

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2 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
unlock-static-site	⬜️ Ignored (Inspect)			Jan 9, 2025 7:23am
unlock-storybook	⬜️ Ignored (Inspect)			Jan 9, 2025 7:23am

[julien51]

Just one comment. it looks like we change the return type when we go from => () (returns whatever is in ()) to => {} (requires an explicit return or it would return undefined)

Thx!

[0xTxbi]

Just one comment. it looks like we change the return type when we go from => () (returns whatever is in ()) to => {} (requires an explicit return or it would return undefined)

Thx!

absolutely, good catch!