minor symfony#14243 Reword wrong sentence (OskarStark)

This PR was squashed before being merged into the 4.4 branch.

Discussion
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Reword wrong sentence

cc @nicolas-grekas

Commits
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767f90d Reword wrong sentence

Author: javiereguiluz

performance.rst

@@ -113,16 +113,14 @@ classes to preload. The only requirement is that you need to set both
 ``container.dumper.inline_factories`` and  ``container.dumper.inline_class_loader``
 parameters to ``true``.
 
-The preload file path is the same as the compiled service container but with the
-``preload`` suffix:
+This preload file is generated by the ``cache:clear`` command and will be located in
+your ``src/`` directory:
 
 .. code-block:: ini
 
     ; php.ini
     opcache.preload=/path/to/project/src/.preload.php
 
-This file is generated by the ``cache:clear`` command.
-
 .. _performance-configure-opcache:
 
 Configure OPcache for Maximum Performance