chore: update dependency pug to ^3.0.4

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

examples/passport-login/package.json

@@ -83,7 +83,7 @@
     "passport-oauth2": "^1.8.0",
     "passport-twitter": "1.0.4",
     "path": "^0.12.7",
-    "pug": "^3.0.3",
+    "pug": "^3.0.4",
     "tslib": "^2.8.1"
   },
   "devDependencies": {