Update dependency express to v5

Author: renovate[bot]

wattom/Node-Server-Plugs-master/Node-Server-Plugs-master/package.json

@@ -10,7 +10,7 @@
     "bootstrap-colorpicker": "^3.0.0",
     "cookie-parser": "~1.4.3",
     "debug": "~4.3.0",
-    "express": "~4.21.0",
+    "express": "~5.1.0",
     "jade-bootstrap": "^1.0.14",
     "mdns": "^2.3.3",
     "morgan": "~1.10.0",