Merge branch '3.4'

* 3.4:
  fixed CS
  fixed CS
  fixed CS

Author: fabpot

Tests/HttpHeaderSerializerTest.php

@@ -11,7 +11,6 @@
 
 namespace Symfony\Component\WebLink\Tests;
 
-use Fig\Link\GenericLinkProvider;
 use Fig\Link\Link;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\WebLink\HttpHeaderSerializer;