[CONTP-519] Support K8s admin events

[gabedos]

What this PR does / why we need it:

Adds support for the new feature for change tracking in k8s called "Kubernetes Admission Events".

Special notes for your reviewer:

Applicable on Agent v.7.62.0+

Checklist

[Place an '[x]' (no spaces) in all applicable fields. Please remove unrelated fields.]

• Chart Version bumped
• Documentation has been updated with helm-docs (run: .github/helm-docs.sh)
• CHANGELOG.md has been updated
• Variables are documented in the README.md
• For Datadog Operator chart or value changes update the test baselines (run: make update-test-baselines)

[gabedos]

/merge

[dd-devflow]

Devflow running: /merge

View all feedbacks in Devflow UI.

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2024-12-18 14:33:15 UTC ℹ️ MergeQueue: pull request added to the queue

The median merge time in main is 37m.

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2024-12-18 15:10:16 UTC 🚨 MergeQueue: This merge request is in error

mergequeue build completed successfully, but the github api returned an error while merging the pr.
It's probably because:

• target branch of PR is restricted to only allow up-to-date branches, but the pr is now outdated

Details

Error: PUT https://api.github.com/repos/DataDog/helm-charts/pulls/1639/merge: 405 Required status check "pr-validated" is expected. []

FullStacktrace:
activity error (type: github.GithubService_MergePullRequest, scheduledEventID: 41, startedEventID: 42, identity: 1@github-worker-69dd48f4bb-p2lx4@): PUT https://api.github.com/repos/DataDog/helm-charts/pulls/1639/merge: 405 Required status check "pr-validated" is expected. [] (type: GitFailure, retryable: false): PUT https://api.github.com/repos/DataDog/helm-charts/pulls/1639/merge: 405 Required status check "pr-validated" is expected. [] (type: ErrorResponse, retryable: true)