Update dependency express to v5

Author: renovate[bot]

packages/express-test/package.json

@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "c8": "10.1.3",
-    "express": "4.21.1",
+    "express": "5.1.0",
     "express-session": "1.18.1",
     "form-data": "^4.0.0",
     "mocha": "10.7.3",

packages/http-stream/package.json

@@ -22,7 +22,7 @@
   },
   "devDependencies": {
     "c8": "10.1.3",
-    "express": "4.21.1",
+    "express": "5.1.0",
     "mocha": "10.7.3",
     "should": "13.2.3",
     "sinon": "18.0.0"

packages/prometheus-metrics/package.json

@@ -24,7 +24,7 @@
     "build"
   ],
   "devDependencies": {
-    "@types/express": "4.17.21",
+    "@types/express": "5.0.1",
     "@types/sinon": "17.0.4",
     "@types/stoppable": "1.1.3",
     "@types/supertest": "6.0.3",
@@ -39,7 +39,7 @@
   },
   "dependencies": {
     "@tryghost/logging": "2.4.21",
-    "express": "4.21.2",
+    "express": "5.1.0",
     "prom-client": "15.1.3",
     "stoppable": "1.1.0"
   }