[Workflow] Removed twig from composer.json (dev section, not used)

Author: lyrixx

src/Symfony/Component/Workflow/composer.json

@@ -25,8 +25,7 @@
     },
     "require-dev": {
         "psr/log": "~1.0",
-        "symfony/event-dispatcher": "~2.1|~3.0",
-        "twig/twig": "~1.14"
+        "symfony/event-dispatcher": "~2.1|~3.0"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Workflow\\": "" }