minor #14017 Fix HttpClientInterface path in HttpClient documentation (nicofrand)

This PR was merged into the 4.4 branch.

Discussion
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Fix HttpClientInterface path in HttpClient documentation

Hi,

the HttpClientInterface path is wrong: the interface is a contract, not a component.

Commits
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8b788f3 Fix HttpClientInterface path in HttpClient documentation

Author: xabbuh

http_client.rst

@@ -26,13 +26,13 @@ Basic Usage
 Use the :class:`Symfony\\Component\\HttpClient\\HttpClient` class to make
 requests. In the Symfony framework, this class is available as the
 ``http_client`` service. This service will be :doc:`autowired </service_container/autowiring>`
-automatically when type-hinting for :class:`Symfony\\Component\\HttpClient\\HttpClientInterface`:
+automatically when type-hinting for :class:`Symfony\\Contracts\\HttpClient\\HttpClientInterface`:
 
 .. configuration-block::
 
     .. code-block:: php-symfony
 
-        use Symfony\Component\HttpClient\HttpClientInterface;
+        use Symfony\Contracts\HttpClient\HttpClientInterface;
 
         class SymfonyDocs
         {