feat: update package.json with he module.

Author: maheshkumargangula

package.json

@@ -30,6 +30,7 @@
     "ejs": "^3.1.9",
     "express": "^4.17.6",
     "express-session": "^1.17.3",
+    "he": "^1.2.0",
     "helmet": "^6.0.1",
     "http-errors": "^2.0.0",
     "http-proxy-middleware": "^2.0.6",
@@ -68,6 +69,7 @@
     "@types/express-oauth-server": "^2.0.4",
     "@types/express-serve-static-core": "^4.17.33",
     "@types/express-session": "^1.17.7",
+    "@types/he": "^1.2.0",
     "@types/http-errors": "^2.0.1",
     "@types/jest": "^29.2.6",
     "@types/jsonwebtoken": "^9.0.1",