minor #17081 [HttpKernel] fix reference markup (xabbuh)

This PR was merged into the 5.4 branch.

Discussion
----------

[HttpKernel] fix reference markup

Commits
-------

83eeaca fix reference markup

Author: javiereguiluz

controller/argument_value_resolver.rst

@@ -58,7 +58,7 @@ PSR-7 Objects Resolver:
     Injects a Symfony HttpFoundation ``Request`` object created from a PSR-7 object
     of type :class:`Psr\\Http\\Message\\ServerRequestInterface`,
     :class:`Psr\\Http\\Message\\RequestInterface` or :class:`Psr\\Http\\Message\\MessageInterface`.
-    It requires installing :doc:`the PSR-7 Bridge </components/psr7>`_ component.
+    It requires installing :doc:`the PSR-7 Bridge </components/psr7>` component.
 
 Adding a Custom Value Resolver
 ------------------------------