chore(deps): bump web3 from 7.7.0 to 7.8.0 in /functional-tests

Bumps [web3](https://github.com/ethereum/web3.py) from 7.7.0 to 7.8.0.
- [Changelog](https://github.com/ethereum/web3.py/blob/main/docs/release_notes.rst)
- [Commits](ethereum/web3.py@v7.7.0...v7.8.0)

---
updated-dependencies:
- dependency-name: web3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]