techdocs-common: Export @types/express from dependencies

packages/techdocs-common/package.json

@@ -36,12 +36,12 @@
     "url": "https://github.com/backstage/backstage/issues"
   },
   "dependencies": {
-    "@backstage/backend-common": "^0.3.2",
-    "@backstage/catalog-model": "^0.3.1",
+    "@backstage/backend-common": "^0.3.3",
+    "@backstage/catalog-model": "^0.4.0",
     "@backstage/config": "^0.1.1",
     "@google-cloud/storage": "^5.6.0",
     "@types/dockerode": "^3.2.1",
-    "@types/klaw": "^3.0.1",
+    "@types/express": "^4.17.6",
     "cross-fetch": "^3.0.6",
     "dockerode": "^3.2.1",
     "express": "^4.17.1",
@@ -54,6 +54,7 @@
     "winston": "^3.2.1"
   },
   "devDependencies": {
+    "@types/klaw": "^3.0.1",
     "@backstage/cli": "^0.4.0"
   }
 }