chore(deps-dev): bump webpack from 5.20.1 to 5.21.2

Bumps [webpack](https://github.com/webpack/webpack) from 5.20.1 to 5.21.2.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.20.1...v5.21.2)

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

package.json

@@ -203,7 +203,7 @@
     "vue-loader": "^15.9.6",
     "vue-style-loader": "^4.1.2",
     "vue-template-compiler": "^2.6.12",
-    "webpack": "^5.20.1",
+    "webpack": "^5.21.2",
     "webpack-bundle-analyzer": "^4.4.0",
     "webpack-cli": "^4.5.0",
     "webpack-dev-server": "^3.11.2",