fix(deps): update dependency webpack-merge to v5.9.0 (#371)

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

Author: renovate[bot]

package-lock.json

@@ -84,7 +84,7 @@
     "webpack-bundle-analyzer": "4.8.0",
     "webpack-cli": "5.1.1",
     "webpack-dev-server": "4.15.0",
-    "webpack-merge": "5.8.0"
+    "webpack-merge": "5.9.0"
   },
   "devDependencies": {
     "@babel/preset-typescript": "^7.18.6",