chore: add redirect to gh repo

Author: anuraghazra

Diff for: vercel.json

@@ -0,0 +1,8 @@
+{
+  "redirects": [
+    {
+      "source": "/",
+      "destination": "https://github.com/anuraghazra/github-readme-stats"
+    }
+  ]
+}