[7.x] [RAC] Decouple registry from alerts-as-data client (#98935)

[kibanamachine]

Backports the following commits to 7.x:

• [RAC] Decouple registry from alerts-as-data client ([RAC] Decouple registry from alerts-as-data client #98935)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 13946f2
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
apm	1591	1601	+10
observability	406	416	+10
ruleRegistry	5	-	-5
total			+15

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
observability	187	188	+1
ruleRegistry	52	39	-13
total			-12

Any counts in public APIs

Total count of every any typed public API. Target amount is 0. Run node scripts/build_api_docs --plugin [yourplugin] --stats any for more detailed information.

id	before	after	diff
ruleRegistry	1	0	-1

Async chunks

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

id	before	after	diff
apm	4.2MB	4.3MB	+50.4KB
observability	526.8KB	577.9KB	+51.2KB
total			+101.6KB

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
observability	8	10	+2

Page load bundle

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

id	before	after	diff
apm	30.1KB	32.2KB	+2.0KB
observability	33.7KB	33.7KB	-45.0B
ruleRegistry	3.4KB	-	-3.4KB
total			-1.4KB

Unknown metric groups

API count

id	before	after	diff
observability	187	188	+1
ruleRegistry	52	39	-13
total			-12

References to deprecated APIs

id	before	after	diff
canvas	29	25	-4
crossClusterReplication	8	6	-2
fleet	4	2	-2
globalSearch	4	2	-2
indexManagement	12	7	-5
infra	5	3	-2
licensing	18	15	-3
monitoring	109	56	-53
total			-73

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

cc @dgieselaar