minor symfony#7098 Improved Redirecting paragraph of Testing page (ShinDarth)

This PR was merged into the 2.7 branch.

Discussion
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Improved Redirecting paragraph of Testing page

Commits
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91bffcb Improved Redirecting paragraph of Testing page

Author: xabbuh

testing.rst

@@ -505,7 +505,7 @@ afterwards with the ``followRedirect()`` method::
     $crawler = $client->followRedirect();
 
 If you want the client to automatically follow all redirects, you can
-force him with the ``followRedirects()`` method::
+force them by calling the ``followRedirects()`` method before performing the request::
 
     $client->followRedirects();