Update dependency express to v4.21.1

Author: renovate[bot]

javascript/pfi-aud-usd-tbdex/package-lock.json

@@ -9,7 +9,7 @@
     "ajv": "8.17.1",
     "cborg": "^3.0.0",
     "dotenv": "16.4.5",
-    "express": "4.20.0",
+    "express": "4.21.1",
     "fuzzysort": "^2.0.4",
     "kysely": "0.27.4",
     "loglevel": "1.9.2",
@@ -25,7 +25,7 @@
     "@types/chai-as-promised": "7.1.8",
     "@types/chai-string": "1.4.5",
     "@types/eslint": "8.56.12",
-    "@types/express": "4.17.17",
+    "@types/express": "4.17.21",
     "@types/mocha": "10.0.1",
     "@types/node": "20.3.1",
     "@types/pg": "8.10.2",