[8.x] [embeddable] remove getAttributeService from start API (#203660)

[kibanamachine]

Backport

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

• [embeddable] remove getAttributeService from start API (#203660)

Questions ?

Please refer to the Backport tool documentation

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: d791700

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
embeddable	138	136	-2
visualizations	492	493	+1
total			-1

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
embeddable	458	436	-22

Async chunks

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

id	before	after	diff
visualizations	320.4KB	328.9KB	+8.4KB

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	9	7	-2
visualizations	20	21	+1
total			-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	68.0KB	65.8KB	-2.2KB
visualizations	71.1KB	64.9KB	-6.2KB
total			-8.4KB

Unknown metric groups

API count

id	before	after	diff
embeddable	564	541	-23

async chunk count

id	before	after	diff
visualizations	15	16	+1

References to deprecated APIs

id	before	after	diff
embeddable	13	11	-2
visualizations	58	60	+2
total			-0

cc @nreese