Update dependabot.yml for react-router group

Author: desaiuditd

.github/dependabot.yml

@@ -9,3 +9,8 @@ updates:
     directory: "/" # Location of package manifests
     schedule:
       interval: "weekly"
+    groups:
+      react-router:
+        patterns:
+          - "react-router"
+          - "@react-router/*"