[SecurityBundle] Fix Twig master dep

Author: nicolas-grekas

src/Symfony/Bundle/SecurityBundle/composer.json

@@ -30,8 +30,8 @@
         "symfony/form": "~2.8",
         "symfony/framework-bundle": "~2.8",
         "symfony/http-foundation": "~2.4|~3.0.0",
-        "symfony/twig-bundle": "~2.7|~3.0.0",
-        "symfony/twig-bridge": "~2.7|~3.0.0",
+        "symfony/twig-bundle": "~2.7|~3.1.0",
+        "symfony/twig-bridge": "~2.7|~3.1.0",
         "symfony/process": "~2.0,>=2.0.5|~3.0.0",
         "symfony/validator": "~2.5|~3.0.0",
         "symfony/yaml": "~2.0,>=2.0.5|~3.0.0",