chore(deps): update dependency postcss-loader to v7.3.4 (#704)

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

Author: renovate[bot]

package.json

@@ -130,7 +130,7 @@
     "jest-environment-jsdom": "29.7.0",
     "nock": "13.4.0",
     "postcss": "8.4.32",
-    "postcss-loader": "7.3.3",
+    "postcss-loader": "7.3.4",
     "prettier": "3.1.1",
     "react-test-renderer": "18.2.0",
     "style-loader": "3.3.3",