chore: ignore warning for ethereumjs-wallet (#28145)

## **Description**

To unblock develop, creating this PR that adds `ethereumjs-wallet` to
list of deprecated packages that are ignored when using yarn audit. .

[![Open in GitHub
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## **Related issues**

Fixes:

## **Manual testing steps**

1. Go to this page...
2.
3.

## **Screenshots/Recordings**

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before and after of your change. -->

### **Before**

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### **After**

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## **Pre-merge author checklist**

- [ ] I've followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask
Extension Coding
Standards](https://github.com/MetaMask/metamask-extension/blob/develop/.github/guidelines/CODING_GUIDELINES.md).
- [ ] I've completed the PR template to the best of my ability
- [ ] I’ve included tests if applicable
- [ ] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [ ] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-extension/blob/develop/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **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.

.yarnrc.yml

@@ -123,7 +123,8 @@ npmAuditIgnoreAdvisories:
   # Currently in use for the network list drag and drop functionality.
   # Maintenance has stopped and the project will be archived in 2025.
   - 'react-beautiful-dnd (deprecation)'
-
+  # New package name format for new versions: @ethereumjs/wallet.
+  - 'ethereumjs-wallet (deprecation)'
 npmRegistries:
   'https://npm.pkg.github.com':
     npmAlwaysAuth: true