docs: add FAQ entry about saltNonce in Safe account creation

[devin-ai-integration]

Add FAQ entry about saltNonce in Safe account creation

This PR adds a new FAQ entry explaining how saltNonce affects Safe account addresses and why the same saltNonce must be used to re-initialize the same Safe wallet address.

Changes

• Added new FAQ entry "Do I need the same saltNonce to re-initialize my Safe?"
• Included code example showing saltNonce usage in toSafeSmartAccount
• Added link to reference documentation for more details

Testing

• ✓ Verified docs build successfully with pnpm build
• ✓ Checked formatting and clarity of the new FAQ entry
• ✓ Ensured consistent style with existing FAQ entries

Link to Devin run: https://app.devin.ai/sessions/2b156b256db5485692b17b23a69b8ebd

[devin-ai-integration]

🤖 Devin AI Engineer

I'll be helping with this pull request! Here's what you should know:

✅ I will automatically:

• Address comments on this PR. Add "(aside)" to your comment to have me ignore it.
• Look at CI failures and help fix them

⚙️ Control Options:

• Disable automatic comment and CI monitoring

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Dec 29, 2024 9:54pm