Replace: SnowTrace with SnowScan.xyz a product of Etherscan

[JazzBashara]

Description

Replace SnowTrace with SnowScan.xyz a product of Etherscan. Overall a better working product to have as the default Avalanche c-chain block explorer.

Source:
https://x.com/luigidemeo/status/1759639023188955248
https://kbadm.etherscan.com/what-is-snowscan

Related issues

Fixes:

Manual testing steps

1. Go to this page...

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I’ve followed MetaMask Coding Standards.
• I've clearly explained what problem this PR is solving and how it is solved.
• I've linked related issues
• I've included manual testing steps
• I've included screenshots/recordings if applicable
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.
• I’ve properly set the pull request status:
  • In case it's not yet "ready for review", I've set it to "draft".
  • In case it's "ready for review", I've changed it from "draft" to "non-draft".

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[JazzBashara]

I have read the CLA Document and I hereby sign the CLA

[github-actions]

This PR has been automatically marked as stale because it has not had recent activity in the last 60 days. It will be closed in 14 days. Thank you for your contributions.

[github-actions]

This PR was closed because there has been no follow up activity in the last 14 days. Thank you for your contributions.