chore(deps-dev): update @patternfly/patternfly-a11y requirement (#629)

Updates the requirements on [@patternfly/patternfly-a11y](https://github.com/patternfly/patternfly-a11y) to permit the latest version.
- [Release notes](https://github.com/patternfly/patternfly-a11y/releases)
- [Commits](patternfly/patternfly-a11y@v5.0.0...v5.1.0)

---
updated-dependencies:
- dependency-name: "@patternfly/patternfly-a11y"
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

packages/module/package.json

@@ -42,7 +42,7 @@
     "react-dom": "^17 || ^18"
   },
   "devDependencies": {
-    "@patternfly/patternfly-a11y": "^5.0.0",
+    "@patternfly/patternfly-a11y": "^5.1.0",
     "@patternfly/documentation-framework": "^6.0.8",
     "@patternfly/react-code-editor": "^6.0.0",
     "@patternfly/patternfly": "^6.0.0",