Bump @navikt/ds-css from 5.11.4 to 5.12.5

Bumps [@navikt/ds-css](https://github.com/navikt/aksel) from 5.11.4 to 5.12.5.
- [Release notes](https://github.com/navikt/aksel/releases)
- [Changelog](https://github.com/navikt/aksel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/navikt/aksel/compare/@navikt/[email protected]...@navikt/[email protected])

---
updated-dependencies:
- dependency-name: "@navikt/ds-css"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -47,7 +47,7 @@
         "@formatjs/intl-numberformat": "^8.9.0",
         "@hookform/resolvers": "^3.1.0",
         "@navikt/aksel-icons": "^5.12.4",
-        "@navikt/ds-css": "5.11.4",
+        "@navikt/ds-css": "5.12.5",
         "@navikt/ds-react": "5.11.4",
         "@reduxjs/toolkit": "^2.0.1",
         "@sentry/browser": "^7.92.0",