[7.x] [KibanaPageLayout] Solution Nav specific styles & props (#100089)

[cchaos]

Backports the following commits to 7.x:

• [KibanaPageLayout] Solution Nav specific styles & props ([KibanaPageLayout] Solution Nav specific styles & props #100089)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 43ecbfa
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
kibanaReact	338	367	+29

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
kibanaReact	219	218	-1

Async chunks

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

id	before	after	diff
kibanaReact	312.0KB	312.0KB	+4.0B

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
kibanaReact	3	4	+1

Page load bundle

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

id	before	after	diff
core	400.7KB	407.9KB	+7.2KB
kibanaReact	119.9KB	133.7KB	+13.8KB
total			+21.0KB

Unknown metric groups

References to deprecated APIs

id	before	after	diff
canvas	29	25	-4
crossClusterReplication	8	6	-2
fleet	22	20	-2
globalSearch	4	2	-2
indexManagement	12	7	-5
infra	261	149	-112
lens	67	45	-22
licensing	18	15	-3
lists	239	236	-3
maps	286	208	-78
ml	121	115	-6
monitoring	109	56	-53
securitySolution	386	342	-44
stackAlerts	101	95	-6
total			-342

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