Show storage alert on all sub-pages of a group

What does this MR do?

Related: https://gitlab.com/gitlab-org/gitlab/-/issues/223206

We want to ensure that users are aware of their storage usage. So we want to render the storage alert on all sub-pages of a group if the user has hit one of the limits in place.

No changelog since this lives behind a feature flag.

Screenshots

Page	Screenshot
Project#overview (already implemented, we want to be sure we're not breaking this)	fluid layout
Group#contribution_analytics fluid layout
Group#merge_requests fixed layout

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers
• Informed Infrastructure department of a default or new setting change, if applicable per definition of done

Security

If this MR contains changes to processing or storing of credentials or tokens, authorization and authentication methods and other items described in the security review guidelines:

• Label as security and @ mention @gitlab-com/gl-security/appsec
• The MR includes necessary changes to maintain consistency between UI, API, email, or other methods
• Security reports checked/validated by a reviewer from the AppSec team