Bump tests/drivers-evergreen-tools from fa58b39 to 21b4109 (#1689)

Bumps [tests/drivers-evergreen-tools](https://github.com/mongodb-labs/drivers-evergreen-tools) from `fa58b39` to `21b4109`.
- [Commits](mongodb-labs/drivers-evergreen-tools@fa58b39...21b4109)

---
updated-dependencies:
- dependency-name: tests/drivers-evergreen-tools
  dependency-version: 21b410975b40d99e5f65c0c27db3d066c77afca8
  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]