chore(deps): update dependency postcss-load-config to v6 (#926)

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

Author: renovate[bot]

packages/e2e-tests/autoprefixer-browerslist/package.json

@@ -14,7 +14,7 @@
     "@sveltejs/vite-plugin-svelte": "workspace:^",
     "autoprefixer": "^10.4.19",
     "postcss": "^8.4.38",
-    "postcss-load-config": "^5.1.0",
+    "postcss-load-config": "^6.0.1",
     "svelte": "^5.0.0-next.153",
     "svelte-preprocess": "^5.1.4",
     "vite": "^5.2.13"