chore(deps-dev): bump postcss-preset-env in /services/idp

Bumps [postcss-preset-env](https://github.com/csstools/postcss-plugins/tree/HEAD/plugin-packs/postcss-preset-env) from 10.1.6 to 10.4.0.
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugin-packs/postcss-preset-env/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugin-packs/postcss-preset-env)

---
updated-dependencies:
- dependency-name: postcss-preset-env
  dependency-version: 10.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

services/idp/package.json

@@ -154,7 +154,7 @@
     "postcss-flexbugs-fixes": "5.0.2",
     "postcss-loader": "8.1.1",
     "postcss-normalize": "13.0.0",
-    "postcss-preset-env": "10.1.6",
+    "postcss-preset-env": "10.4.0",
     "postcss-safe-parser": "7.0.0",
     "react-dev-utils": "^12.0.1",
     "resolve": "1.22.8",