build(deps): Bump the xunit group with 3 updates

Bumps the xunit group with 3 updates: [xunit](https://github.com/xunit/xunit), [xunit.core](https://github.com/xunit/xunit) and [xunit.runner.console](https://github.com/xunit/xunit).


Updates `xunit` from 2.6.2 to 2.6.4
- [Commits](xunit/xunit@2.6.2...2.6.4)

Updates `xunit.core` from 2.6.2 to 2.6.4
- [Commits](xunit/xunit@2.6.2...2.6.4)

Updates `xunit.runner.console` from 2.6.2 to 2.6.4
- [Commits](xunit/xunit@2.6.2...2.6.4)

---
updated-dependencies:
- dependency-name: xunit
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: xunit
- dependency-name: xunit.core
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: xunit
- dependency-name: xunit.runner.console
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: xunit
...

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