update express to 4.20.0 (#3829)

Author: johrstrom

apps/shell/package.json

@@ -16,7 +16,7 @@
   "dependencies": {
     "csrf": "^3.1.0",
     "dotenv": "^8.2.0",
-    "express": "^4.17.1",
+    "express": "^4.20.0",
     "glob": "^7.1.6",
     "hbs": "^4.1.0",
     "js-yaml": "^3.14.0",
@@ -32,7 +32,8 @@
     "node-notifier": "^8.0.1",
     "lodash": "4.17.21",
     "setprototypeof": "1.2.0",
-    "toidentifier": "1.0.1"
+    "toidentifier": "1.0.1",
+    "encodeurl": "2.0.0"
   },
   "devDependencies": {
     "jest": "^26.1.0"