chore(deps): update postcss-loader to v8.2.0 (#2203)

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

Author: renovate[bot]

package.json

@@ -111,7 +111,7 @@
     "mini-css-extract-plugin": "2.9.4",
     "nock": "13.5.6",
     "postcss": "8.5.6",
-    "postcss-loader": "8.1.1",
+    "postcss-loader": "8.2.0",
     "rimraf": "6.0.1",
     "semver": "7.7.2",
     "styled-components": "6.1.19",