build(deps): bump driver-core/src/test/resources/specifications (#1773)

Bumps [driver-core/src/test/resources/specifications](https://github.com/mongodb/specifications) from `6689929` to `c13d23b`.
- [Release notes](https://github.com/mongodb/specifications/releases)
- [Commits](mongodb/specifications@6689929...c13d23b)

---
updated-dependencies:
- dependency-name: driver-core/src/test/resources/specifications
  dependency-version: c13d23b91b422b348c54195fe1c49406fc457559
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]