fix(deps): eth-rpc-errors@^4.0.3 -> @metamask/rpc-errors@^6.2.1

[legobeat]

Description

Replace deprecated eth-rpc-errors with @metamask/rpc-errors.

#9253 (comment)

Related issues

• Follow-up to fix(deps): replace eth-json-rpc-errors with eth-rpc-errors #9253

Manual testing steps

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I’ve followed MetaMask Coding Standards.
• 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 format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). 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.

[github-actions]

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[Mrtenz]

Nice!

[legobeat]

Closing in favor of identical #9273 to make CI pass without intervention (bitrise integration is broken).