[TASK] Sets new repository for certification extension

composer.json

@@ -19,7 +19,7 @@
     },
     {
       "type": "vcs",
-      "url": "https://github.com/TYPO3-typo3org/t3org-certifications.git"
+      "url": "https://git-t3o.typo3.org/t3o/t3org-certifications.git"
     }
   ],
   "require": {