feat(understack-workflows): Redacts sensitive information in workflow output

[nicholaskuechler]

What does this change do?

Small patch to redact sensitive information in workflow output such as passwords and tokens.

Upgrade impact

None.

[github-actions]

Python test results

497 tests  +434   497 ✅ +434   3s ⏱️ -5s
  1 suites ±  0     0 💤 ±  0 
  1 files   ±  0     0 ❌ ±  0 

Results for commit b13dda7. ± Comparison against base commit 97535a0.

This pull request removes 63 and adds 497 tests. Note that renamed tests count towards both.

tests.test_argo_client.TestArgoClient ‑ test_generate_workflow_name
tests.test_argo_client.TestArgoClient ‑ test_init_with_ssl_verify
tests.test_argo_client.TestArgoClient ‑ test_init_with_token
tests.test_argo_client.TestArgoClient ‑ test_init_without_token
tests.test_argo_client.TestArgoClient ‑ test_kubernetes_token_property
tests.test_argo_client.TestArgoClient ‑ test_run_playbook_creation_failure
tests.test_argo_client.TestArgoClient ‑ test_run_playbook_success
tests.test_argo_client.TestArgoClient ‑ test_run_playbook_with_empty_extra_vars
tests.test_argo_client.TestArgoClient ‑ test_url_stripping
tests.test_argo_client.TestArgoClient ‑ test_wait_for_completion_api_error
…

tests.test_framework ‑ test_a_deleted_cr_does_not_wedge_the_reconcile
tests.test_framework ‑ test_a_recreate_after_a_delete_in_the_same_batch_is_reconciled
tests.test_framework ‑ test_added_event_reconciles_only_the_changed_resource
tests.test_framework ‑ test_cleanup_policy_boolean_accessors_report_policy_decisions
tests.test_framework ‑ test_collapsed_batch_still_prunes_against_the_whole_snapshot
tests.test_framework ‑ test_cr_without_a_spec_is_unreadable
tests.test_framework ‑ test_crontab_does_not_enable_a_disabled_hook
tests.test_framework ‑ test_deleted_event_batch_does_not_log_zero_changed_crs
tests.test_framework ‑ test_deleted_event_cancels_an_earlier_change_in_the_same_batch
tests.test_framework ‑ test_deleted_event_reconciles_nothing_but_prunes
…