[7.12] [Security Solution][Detections] Adds more granular validation for nested fields (#92041)

[kibanamachine]

Backports the following commits to 7.12:

• [Security Solution][Detections] Adds more granular validation for nested fields ([Security Solution][Detections] Adds more granular validation for nested fields #92041)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 6ff8d3b
• Storybooks Preview

Metrics [docs]

Async chunks

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

id	before	after	diff
securitySolution	7.7MB	7.7MB	+743.0B

Page load bundle

Size of the bundles that are downloaded on every page load. Target size is below 100kb

id	before	after	diff
lists	143.0KB	143.2KB	+217.0B

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

cc @dplumlee