Refactor repository in package.json

Author: wooorm

package.json

@@ -11,7 +11,7 @@
     "diff",
     "pr"
   ],
-  "repository": "https://github.com/unifiedjs/unified-diff",
+  "repository": "unifiedjs/unified-diff",
   "bugs": "https://github.com/unifiedjs/unified-diff/issues",
   "author": "Titus Wormer <[email protected]> (http://wooorm.com)",
   "contributors": [