chore: update postcss-flexbugs-fixes to v5.0.2

Author: renovate-bot

packages/atoms/webpack-atom-js-react-scss/package.json

@@ -50,7 +50,7 @@
     "@thc/webpack-quark-scss": "1.0.1-beta.1",
     "@thc/webpack-quark-sourcemap": "1.0.1-beta.1",
     "cssnano": "4.1.10",
-    "postcss-flexbugs-fixes": "5.0.1",
+    "postcss-flexbugs-fixes": "5.0.2",
     "postcss-import": "13.0.0",
     "postcss-mixins": "7.0.1",
     "postcss-normalize": "9.0.0",