docs-bug(cdk): Promote @use over @import in CDK overview doc page

[melroy89]

Documentation Feedback

Maybe promote @use to be displayed first on that page? Or fully remove @import line all together.

Since @use should be the new default.

Affected documentation page

https://material.angular.io/cdk/overlay/overview

[crisbeto]

In this case it's using @import, because it's importing a pre-built CSS file rather than Sass.

[angular-automatic-lock-bot]

This issue has been automatically locked due to inactivity.
Please file a new issue if you are encountering a similar or related problem.

Read more about our automatic conversation locking policy.

_{This action has been performed automatically by a bot.}