[Shared UX] Migrate avatar user profile component from packages/kbn-user-profile-components to Shared UX

[rshen91]

Summary

This PR migrates the avatar work into the shared UX realm.

In Future PRs:

• Add a deprecation message to the original package [Shared UX]Add deprecation comments #141159

Checklist

Delete any items that are not applicable to this PR.

• Any text added follows EUI's writing guidelines, uses sentence case text and includes i18n support
• Documentation was added for features that require explanation or tutorials
• Unit or functional tests were updated or added to match the most common scenarios
• Any UI touched in this PR is usable by keyboard only (learn more about keyboard accessibility)
• Any UI touched in this PR does not create any new axe failures (run axe in browser: FF, Chrome)
• If a plugin configuration key changed, check if it needs to be allowlisted in the cloud and added to the docker list
• This renders correctly on smaller devices using a responsive layout. (You can test this in your browser)
• This was checked for cross-browser compatibility

For maintainers

• This was checked for breaking API changes and was labeled appropriately

[majagrubic]

Did not finish reviewing, just leaving some comments for now

[majagrubic]

Tested in Chrome on Mac OSX in storybook, works nicely. Left a few comments, but mostly nits.

[majagrubic]

should this be a constant?

[rshen91]

I dig it - 702fb2e for updates

[majagrubic]

nit: should be null

[rshen91]

Nice good catch 702fb2e

[kibana-ci]

💚 Build Succeeded

• Buildkite Build
• Commit: 91bfc6a
• Storybooks Preview

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
@kbn/shared-ux-avatar-user-profile-components	-	3	+3

Unknown metric groups

API count

id	before	after	diff
@kbn/shared-ux-avatar-user-profile-components	-	40	+40

ESLint disabled line counts

id	before	after	diff
@kbn/shared-ux-avatar-user-profile-components	-	2	+2

Total ESLint disabled count

id	before	after	diff
@kbn/shared-ux-avatar-user-profile-components	-	2	+2

History

• 💚 Build #70614 succeeded 85292e5
• 💚 Build #69824 succeeded f08bab4
• 💚 Build #69184 succeeded 1e87680
• 💚 Build #69162 succeeded 3224aaa
• 💔 Build #69139 failed bf45911
• 💔 Build #69100 failed 5b80a0f

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

cc @rshen91