build(deps-dev): bump @patternfly/react-charts from 7.4.8 to 8.4.0

Bumps [@patternfly/react-charts](https://github.com/patternfly/patternfly-react) from 7.4.8 to 8.4.0.
- [Release notes](https://github.com/patternfly/patternfly-react/releases)
- [Commits](https://github.com/patternfly/patternfly-react/compare/@patternfly/react-charts@7.4.8...@patternfly/react-charts@8.4.0)

---
updated-dependencies:
- dependency-name: "@patternfly/react-charts"
  dependency-version: 8.4.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -54,7 +54,7 @@
     "@patternfly/patternfly": "^5.4.0",
     "@patternfly/quickstarts": "^5.4.0",
     "@patternfly/react-catalog-view-extension": "^5.0.0",
-    "@patternfly/react-charts": "^7.4.5",
+    "@patternfly/react-charts": "^8.4.0",
     "@patternfly/react-core": "^5.4.2",
     "@patternfly/react-icons": "^5.4.0",
     "@patternfly/react-styles": "^5.4.1",