📚 v13 Documentation improvements

[slntopp]

No description provided.

[mondoo-code-review]

Documentation correctly marks WIF and SPIFFE as experimental; no functional code changes.

[github-actions]

Test Results

  7 files  ±0   44 suites  ±0   1h 28m 59s ⏱️ + 2m 6s
393 tests  - 4  393 ✅  - 4  0 💤 ±0  0 ❌ ±0 
459 runs   - 4  453 ✅  - 4  6 💤 ±0  0 ❌ ±0 

Results for commit 6289175. ± Comparison against base commit 8783f67.

This pull request removes 4 tests.

go.mondoo.com/mondoo-operator/pkg/utils/k8s ‑ TestUpdateCronJobFields_ImagePullSecrets
go.mondoo.com/mondoo-operator/pkg/utils/k8s ‑ TestUpdateCronJobFields_PreservesUnmanagedFields
go.mondoo.com/mondoo-operator/pkg/utils/k8s ‑ TestUpdateDaemonSetFields_ImagePullSecrets
go.mondoo.com/mondoo-operator/pkg/utils/k8s ‑ TestUpdateDeploymentFields_ImagePullSecrets

♻️ This comment has been updated with latest results.

[mondoo-code-review]

Documentation improvements: clearer experimental feature labels, split architecture diagram, and new SVG export script.

[mondoo-code-review]

Documentation improvements: splits architecture diagram into two, marks WIF/SPIFFE as experimental.

[mondoo-code-review]

Documentation improvements: splits architecture diagram into two, marks WIF/SPIFFE as experimental, and adds a drawio export helper script.