Bump axios in /testassets/InteropTestsGrpcWebWebsite/Tests (#2615)

Bumps [axios](https://github.com/axios/axios) from 1.7.4 to 1.8.4.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v1.7.4...v1.8.4)

---
updated-dependencies:
- dependency-name: axios
  dependency-type: indirect
...

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Author: dependabot[bot]