[7.x] [Snapshot + Restore] Add callout when restoring snapshot (#95104)

[alisonelizabeth]

Backports the following commits to 7.x:

• [Snapshot + Restore] Add callout when restoring snapshot ([Snapshot + Restore] Add callout when restoring snapshot #95104)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 7f42db5
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
snapshotRestore	167	176	+9

Async chunks

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

id	before	after	diff
snapshotRestore	455.5KB	468.6KB	+13.1KB

Page load bundle

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

id	before	after	diff
core	412.2KB	412.3KB	+100.0B

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