Update SSI auto-injection tests to validate workload selection policies (replace deny list)

[annacai21]

Motivation

Changes

Workflow

1. ⚠️ Create your PR as draft ⚠️
2. Work on you PR until the CI passes
3. Mark it as ready for review
   • Test logic is modified? -> Get a review from RFC owner.
   • Framework is modified, or non obvious usage of it -> get a review from R&P team

🚀 Once your PR is reviewed and the CI green, you can merge it!

🛟 #apm-shared-testing 🛟

Reviewer checklist

• Anything but tests/ or manifests/ is modified ? I have the approval from R&P team
• A docker base image is modified?
  • the relevant build-XXX-image label is present
• A scenario is added, removed or renamed?
  • Get a review from R&P team

[github-actions]

CODEOWNERS have been resolved as:

tests/auto_inject/test_auto_inject_workload_selection.py                @DataDog/system-tests-core
tests/test_the_test/scenarios.json                                      @DataDog/system-tests-core
utils/onboarding/injection_log_parser.py                                @DataDog/system-tests-core
tests/auto_inject/test_blocklist_auto_inject.py                         @DataDog/system-tests-core