[8.x] [ML] Sync ML saved objects to all spaces (#202175)

[kibanamachine]

Backport

This will backport the following commits from main to 8.x:

• [ML] Sync ML saved objects to all spaces (#202175)

Questions ?

Please refer to the Backport tool documentation

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: bef9cfd

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
ml	2115	2116	+1

Async chunks

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

id	before	after	diff
ml	4.6MB	4.6MB	+1.1KB

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
ml	104	105	+1

Page load bundle

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

id	before	after	diff
ml	78.3KB	78.2KB	-101.0B

cc @jgowdyelastic