Update package.json

update peer dependency

Author: fred-boink

package.json

@@ -26,8 +26,8 @@
   },
   "peerDependencies": {
     "@types/sortablejs": "^1.10.0",
-    "react": "^16.9.0",
-    "react-dom": "^16.9.0",
+    "react": "^17.0.2",
+    "react-dom": "^17.0.2",
     "sortablejs": "^1.10.0"
   },
   "dependencies": {