chore(deps-dev): bump cassandra-driver in /packages/opentelemetry-node

Bumps [cassandra-driver](https://github.com/datastax/nodejs-driver) from 4.7.2 to 4.8.0.
- [Changelog](https://github.com/datastax/nodejs-driver/blob/master/CHANGELOG.md)
- [Commits](datastax/nodejs-driver@v4.7.2...v4.8.0)

---
updated-dependencies:
- dependency-name: cassandra-driver
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>