Bump node dependencies

Author: dacort

node/package.json

@@ -3,9 +3,9 @@
   "version": "1.0.0",
   "main": "index.js",
   "dependencies": {
-    "body-parser": "^1.16.0",
-    "express": "^4.14.1",
-    "express-session": "^1.15.0",
+    "body-parser": "^1.19.0",
+    "express": "^4.17.1",
+    "express-session": "^1.17.1",
     "jsonwebtoken": "^7.2.1",
     "pug": "^2.0.0-beta10"
   },