minor #15070 [Framework] Fix reference to default_path (sebpacz)

This PR was merged into the 4.4 branch.

Discussion
----------

[Framework] Fix reference to default_path

<!--

If your pull request fixes a BUG, use the oldest maintained branch that contains
the bug (see https://symfony.com/releases for the list of maintained branches).

If your pull request documents a NEW FEATURE, use the same Symfony branch where
the feature was introduced (and `5.x` for features of unreleased versions).

-->

Commits
-------

db79f2a [Framework] Fix reference to default_path

Author: javiereguiluz

reference/configuration/framework.rst

@@ -2223,7 +2223,7 @@ paths
 This option allows to define an array of paths where the component will look
 for translation files. The later a path is added, the more priority it has
 (translations from later paths overwrite earlier ones). Translations from the
-`default_path <reference-translator-default_path>` have more priority than
+:ref:`default_path <reference-translator-default_path>` have more priority than
 translations from all these paths.
 
 .. _reference-translator-default_path: