Bump webpack from 5.77.0 to 5.94.0 in /sample/webpack5

Bumps [webpack](https://github.com/webpack/webpack) from 5.77.0 to 5.94.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.77.0...v5.94.0)

---
updated-dependencies:
- dependency-name: webpack
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

sample/webpack5/package.json

@@ -31,7 +31,7 @@
     "style-loader": "^3.0.0",
     "ts-node": "^10.9.1",
     "typescript": "^5.0.0",
-    "webpack": "^5.76.3",
+    "webpack": "^5.94.0",
     "webpack-cli": "^5.0.0",
     "webpack-dev-server": "^4.13.1"
   }