[8.4] [Security Solution] Webhook - Case Management Connector Follow Ups (#137227)

[kibanamachine]

Backport

This will backport the following commits from main to 8.4:

• [Security Solution] Webhook - Case Management Connector Follow Ups (#137227)

Questions ?

Please refer to the Backport tool documentation

[kibana-ci]

💚 Build Succeeded

• Buildkite Build
• Commit: 9c63332
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
triggersActionsUi	593	594	+1

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
triggersActionsUi	1.0MB	1.0MB	+3.7KB

To update your PR or re-run it, just comment with:
@elasticmachine merge upstream

cc @stephmilovic