fix: missing repository reference

Author: Loïc Mangeonjean

package.json

@@ -11,7 +11,11 @@
     "build": "npm run lint && npm run compile"
   },
   "author": "",
-  "license": "ISC",
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "git+ssh://git@github.com/CodinGame/commitlint-config-codingame.git"
+  },
   "publishConfig": {
     "registry": "https://registry.npmjs.org/",
     "access": "public"