Bump azure-core from 1.14.0 to 1.16.0

Bumps [azure-core](https://github.com/Azure/azure-sdk-for-python) from 1.14.0 to 1.16.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Commits](https://github.com/Azure/azure-sdk-for-python/compare/azure-core_1.14.0...azure-core_1.16.0)

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

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

automated_detection_testing/requirements.txt

@@ -6,7 +6,7 @@ atomicwrites==1.4.0
 attackcti==0.3.4.3
 attrs==21.2.0
 azure-common==1.1.27
-azure-core==1.14.0
+azure-core==1.16.0
 azure-identity==1.6.0
 azure-mgmt-compute==20.0.0
 azure-mgmt-core==1.2.1
@@ -24,7 +24,7 @@ contextlib2==0.6.0.post1
 Deprecated==1.2.12
 dnspython==2.1.0
 docutils==0.17.1
-execnet==1.8.0
+execnet==1.9.0
 gitdb==4.0.5
 GitPython==3.1.17
 identify==2.2.4