[FraworkBundle] Add missing doctrine/cache to composer.json

src/Symfony/Bundle/FrameworkBundle/composer.json

@@ -30,6 +30,7 @@
         "symfony/stopwatch": "~2.3|~3.0.0",
         "symfony/templating": "~2.1|~3.0.0",
         "symfony/translation": "~2.8",
+        "doctrine/cache": "~1.0",
         "doctrine/annotations": "~1.0"
     },
     "require-dev": {