MLE-24382 : Fix for npm supply chain attack in Node Client

[anu3990]

No description provided.

[github-actions]

Copyright Validation Results
Total: 2 | Passed: 0 | Failed: 0 | Skipped: 2 | at: 2025-10-01 05:19:25 UTC | commit: 6115428

⏭️ Skipped (Excluded) Files

• package-lock.json
• package.json

✅ All files have valid copyright headers!

[Copilot]

Pull Request Overview

This PR addresses a supply chain security vulnerability by updating the mocha testing framework and adding package overrides to pin specific dependency versions to prevent malicious package substitution attacks.

• Updated mocha from version ^10.0.0 to ^11.7.3
• Added multiple package overrides to lock down transitive dependencies at secure versions

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