Merge pull request #367 from line/renovate/express-4.x

Update dependency express to v4.18.1

Author: tokuhirom

package-lock.json

@@ -47,7 +47,7 @@
     "@types/express": "4.17.13",
     "@types/finalhandler": "1.1.1",
     "@types/mocha": "9.1.1",
-    "express": "4.17.3",
+    "express": "4.18.1",
     "finalhandler": "1.2.0",
     "husky": "8.0.1",
     "mocha": "9.2.2",