fix repo link

this is needed for release-plan to be able to publish github releases

Author: mansona

package.json

@@ -8,7 +8,7 @@
   ],
   "repository": {
     "type": "git",
-    "url": "https://github.com/chadhietala/babel-debug-macros"
+    "url": "https://github.com/ember-cli/babel-plugin-debug-macros"
   },
   "license": "MIT",
   "contributors": [