build(deps): bump @patternfly/react-core from 5.4.1 to 5.4.8

Bumps [@patternfly/react-core](https://github.com/patternfly/patternfly-react) from 5.4.1 to 5.4.8.
- [Release notes](https://github.com/patternfly/patternfly-react/releases)
- [Commits](https://github.com/patternfly/patternfly-react/compare/@patternfly/react-core@5.4.1...@patternfly/react-core@5.4.8)

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

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -9,7 +9,7 @@
   "dependencies": {
     "@patternfly/patternfly": "6.0.0",
     "@patternfly/react-code-editor": "5.4.3",
-    "@patternfly/react-core": "5.4.1",
+    "@patternfly/react-core": "5.4.8",
     "@patternfly/react-table": "5.4.9",
     "@redhat-cloud-services/frontend-components": "4.2.16",
     "@redhat-cloud-services/frontend-components-notifications": "4.1.0",