Merge pull request #37 from gridaco/dependabot/npm_and_yarn/node/server/examples/express/express-4.17.3

Bump express from 4.17.1 to 4.17.3 in /node/server/examples/express

Author: softmarshmallow

node/server/examples/express/package.json

@@ -17,7 +17,7 @@
     "@grpc/proto-loader": "^0.5.3",
     "body-parser": "^1.19.0",
     "cors": "^2.8.5",
-    "express": "^4.17.1",
+    "express": "^4.17.3",
     "grpc": "^1.24.11",
     "socket.io": "^2.4.0"
   },