chore(deps): update dependency postcss to v8.4.45 (#1514)

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

Author: renovate[bot]

package.json

@@ -139,7 +139,7 @@
     "jest": "29.7.0",
     "jest-environment-jsdom": "29.7.0",
     "nock": "13.5.5",
-    "postcss": "8.4.44",
+    "postcss": "8.4.45",
     "postcss-loader": "8.1.1",
     "resize-observer-polyfill": "1.5.1",
     "rimraf": "6.0.1",