[7.x] [Canvas] Adds references extract/inject for Workpads (#109874)

[crob611]

Backports the following commits to 7.x:

• [Canvas] Adds references extract/inject for Workpads ([Canvas] Adds references extract/inject for Workpads #109874)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: ff3c743
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
embeddable	83	84	+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
discover	55	56	+1

Async chunks

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

id	before	after	diff
canvas	1.6MB	1.6MB	+13.0B
discover	550.5KB	551.6KB	+1.0KB
visualizations	101.5KB	101.5KB	+2.0B
total			+1.0KB

Page load bundle

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

id	before	after	diff
canvas	28.4KB	28.7KB	+257.0B
discover	91.8KB	92.5KB	+713.0B
embeddable	160.3KB	163.5KB	+3.2KB
visualizations	58.5KB	58.7KB	+232.0B
total			+4.4KB

Unknown metric groups

API count

id	before	after	diff
discover	81	82	+1

References to deprecated APIs

id	before	after	diff
canvas	64	46	-18

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@elasticmachine merge upstream