build(deps-dev): bump webpack from 5.25.0 to 5.26.0 in /frontend

Bumps [webpack](https://github.com/webpack/webpack) from 5.25.0 to 5.26.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.25.0...v5.26.0)

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -45,7 +45,7 @@
     "sass-loader": "^11.0.1",
     "standard": "^16.0.1",
     "terser-webpack-plugin": "^4.1.0",
-    "webpack": "^5.25.1",
+    "webpack": "^5.26.0",
     "webpack-cli": "^4.5.0",
     "webpack-dev-server": "^3.11.2",
     "webpack-merge": "^5.7.3"