[8.0] [Usage Collection] add caching layer for stats (#119312)

[Bamieh]

Backports the following commits to 8.0:

• [Usage Collection] add caching layer for stats ([Usage Collection] add caching layer for stats #119312)

[kibana-ci]

💚 Build Succeeded

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• Commit: ee41b70
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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
telemetryCollectionManager	32	35	+3

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
telemetryCollectionManager	5	6	+1

Page load bundle

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

id	before	after	diff
telemetry	24.2KB	24.3KB	+49.0B

Unknown metric groups

API count

id	before	after	diff
telemetryCollectionManager	32	35	+3

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@elasticmachine merge upstream