upgrade front packages

Author: tam315

front/package.json

@@ -3,9 +3,9 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "react": "^16.10.2",
-    "react-dom": "^16.10.2",
-    "react-scripts": "3.2.0"
+    "react": "^16.13.1",
+    "react-dom": "^16.13.1",
+    "react-scripts": "3.4.1"
   },
   "scripts": {
     "start": "react-scripts start",