[SUPPORT] : ⚡️ use Edge Config for Maintenance mode

[mcayuelas-ledger]

📝 Description

• Edge Config setup
• New Maintenance mode

  ❓ Context

• Linked resource(s): ``

📸 Demo

https://github.com/LedgerHQ/wallet-connect-live-app/assets/112866305/6f1e8e79-a205-4d3c-8188-9423b17626b0

https://github.com/LedgerHQ/wallet-connect-live-app/assets/112866305/6189e642-c69a-4c42-a70e-3761a47ba6aa

🚀 Expectations to reach

Pull Requests must pass the CI and be internally validated in order to be merged.

[cgrellard-ledger]

Great Job ! Très stylé 🔥

[github-actions[bot]]

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