[7.16] [Dashboard] Move Sharing Saved Object Props into Meta Object (#119913)

[ThomThomson]

Backports the following commits to 7.16:

• [Dashboard] Move Sharing Saved Object Props into Meta Object ([Dashboard] Move Sharing Saved Object Props into Meta Object #119913)

[kibana-ci]

💛 Build succeeded, but was flaky

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• Commit: 16ba7a8
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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
dashboard	141.4KB	141.4KB	+11.0B
lens	1.0MB	1.0MB	+105.0B
maps	2.7MB	2.7MB	+78.0B
total			+194.0B

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
embeddable	3	4	+1

Page load bundle

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

id	before	after	diff
embeddable	68.7KB	68.7KB	+38.0B

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