Bump axe-core in the testing group across 1 directory

Bumps the testing group with 1 update in the / directory: [axe-core](https://github.com/dequelabs/axe-core).


Updates `axe-core` from 4.10.3 to 4.11.0
- [Release notes](https://github.com/dequelabs/axe-core/releases)
- [Changelog](https://github.com/dequelabs/axe-core/blob/develop/CHANGELOG.md)
- [Commits](dequelabs/axe-core@v4.10.3...v4.11.0)

---
updated-dependencies:
- dependency-name: axe-core
  dependency-version: 4.11.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: testing
...

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

Author: dependabot[bot]