fix: revert Ledger module

[iamacook]

What it solves

Direct Ledger connection

How this PR fixes it

The @web3-onboard/ledger module has been reverted to no longer rely on Ledger Live, supporting more chains and custom derivation paths.

How to test it

Open the Safe on a chain that supports Ledger devices and connect and transact successfully.

Checklist

• I've tested the branch on mobile 📱
• I've documented how it affects the analytics (if at all) 📊
• I've written a unit/e2e test for it (if applicable) 🧑‍💻

[github-actions]

Branch preview

✅ Deploy successful!

https://revert_ledger--walletweb.review-wallet-web.5afe.dev

[katspaugh]

👍

[github-actions]

ESLint Summary View Full Report

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Type	Occurrences	Fixable
Errors	0	0
Warnings	0	0
Ignored	0	N/A

• Result: ✅ success
• Annotations: 0 total

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^{Report generated by eslint-plus-action}

[francovenica]

Looks good. I was able to connect just fine and execute tx as well. Tested it in Eth and Poly