[7.17] [Lens] Get rid of giant union type (#118848)

[mistic]

Backport

This will backport the following commits from main to 7.17:

• [Lens] Get rid of giant union type (#118848)

Questions ?

Please refer to the Backport tool documentation

[kibana-ci]

💚 Build Succeeded

• Buildkite Build
• Commit: c97fad5
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Metrics [docs]

Public APIs missing comments

Total count of every public API that lacks a comment. Target amount is 0. Run node scripts/build_api_docs --plugin [yourplugin] --stats comments for more detailed information.

id	before	after	diff
lens	235	237	+2

Async chunks

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

id	before	after	diff
lens	1.0MB	1.0MB	+91.0B

Public APIs missing exports

Total count of every type that is part of your API that should be exported but is not. This will cause broken links in the API documentation system. Target amount is 0. Run node scripts/build_api_docs --plugin [yourplugin] --stats exports for more detailed information.

id	before	after	diff
lens	24	23	-1

Unknown metric groups

API count

id	before	after	diff
lens	253	254	+1

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