minor #18046 [Attributes] Add #[AsAlias] reference (alexandre-daubois)

This PR was merged into the 6.3 branch.

Discussion
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[Attributes] Add `#[AsAlias]` reference

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7a68b25 [Attributes] Add `AsAlias` reference

Author: OskarStark

reference/attributes.rst

@@ -28,7 +28,7 @@ Contracts
 Dependency Injection
 ~~~~~~~~~~~~~~~~~~~~
 
-* :class:`Symfony\\Component\\DependencyInjection\\Attribute\\AsAlias`
+* :ref:`AsAlias <services-alias>`
 * :doc:`AsDecorator </service_container/service_decoration>`
 * :ref:`AsTaggedItem <tags_as-tagged-item>`
 * :ref:`Autoconfigure <lazy-services_configuration>`