build(deps-dev): bump @patternfly/patternfly in /packages/module

Bumps [@patternfly/patternfly](https://github.com/patternfly/patternfly) from 6.0.0-prerelease.15 to 6.0.0.
- [Release notes](https://github.com/patternfly/patternfly/releases)
- [Changelog](https://github.com/patternfly/patternfly/blob/main/release.config.js)
- [Commits](patternfly/patternfly@prerelease-v6.0.0-prerelease.15...v6.0.0)

---
updated-dependencies:
- dependency-name: "@patternfly/patternfly"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

packages/module/package.json

@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "@patternfly/documentation-framework": "6.0.0-alpha.117",
-    "@patternfly/patternfly": "6.0.0-prerelease.15",
+    "@patternfly/patternfly": "6.0.0",
     "@patternfly/patternfly-a11y": "^4.3.1",
     "@types/react": "^18.3.1",
     "@types/react-dom": "^18.3.0",