Bump execnet from 1.9.0 to 2.1.1

Bumps [execnet](https://github.com/pytest-dev/execnet) from 1.9.0 to 2.1.1.
- [Changelog](https://github.com/pytest-dev/execnet/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/execnet@v1.9.0...v2.1.1)

---
updated-dependencies:
- dependency-name: execnet
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

attack_data_service/requirements.txt

@@ -24,7 +24,7 @@ cryptography==41.0.1
 Deprecated==1.2.13
 dnspython==2.1.0
 docutils==0.16
-execnet==1.9.0
+execnet==2.1.1
 gitdb==4.0.9
 GitPython==3.1.13
 identify==2.2.13