Merge branch '4.4'

* 4.4:
  Minor syntax issue

Author: javiereguiluz

components/phpunit_bridge.rst

@@ -402,7 +402,7 @@ PHPUnit to remove the return type (introduced in PHPUnit 8) from ``setUp()``,
 ``tearDown()``, ``setUpBeforeClass()`` and ``tearDownAfterClass()`` methods.
 This allows you to write a test compatible with both PHP 5 and PHPUnit 8.
 
-Alternatively, you can use the trait :class:`Symfony\Bridge\PhpUnit\SetUpTearDownTrait`,
+Alternatively, you can use the trait :class:`Symfony\\Bridge\\PhpUnit\\SetUpTearDownTrait`,
 which provides the right signature for the ``setUp()``, ``tearDown()``,
 ``setUpBeforeClass()`` and ``tearDownAfterClass()`` methods and delegates the
 call to the ``doSetUp()``, ``doTearDown()``, ``doSetUpBeforeClass()`` and