Bump webpack from 5.80.0 to 5.94.0 in /miniPaint (#22)

Bumps [webpack](https://github.com/webpack/webpack) from 5.80.0 to 5.94.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](https://github.com/webpack/webpack/compare/v5.80.0...v5.94.0)

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

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miniPaint/package.json

@@ -29,7 +29,7 @@
     "css-loader": "^5.2.6",
     "source-map-loader": "^3.0.0",
     "style-loader": "^2.0.0",
-    "webpack": "^5.76.0",
+    "webpack": "^5.94.0",
     "webpack-cli": "^4.7.2",
     "webpack-dev-server": "^4.3.1"
   },