Reverted some wrong changes in composer.json

Author: javiereguiluz

composer.json

@@ -31,10 +31,10 @@
         "white-october/pagerfanta-bundle"      : "^1.0"
     },
     "require-dev": {
-        "friendsofphp/php-cs-fixer": "^2.0",
-        "phpunit/phpunit": "^4.8 || ^5.0",
-        "sensio/generator-bundle": "^3.0",
-        "symfony/phpunit-bridge": "^3.0"
+        "friendsofphp/php-cs-fixer"            : "^2.0",
+        "phpunit/phpunit"                      : "^4.8 || ^5.0",
+        "sensio/generator-bundle"              : "^3.0",
+        "symfony/phpunit-bridge"               : "^3.0"
     },
     "scripts": {
         "symfony-scripts": [