Bump xunit.runner.visualstudio from 2.4.2 to 2.4.3
Bumps [xunit.runner.visualstudio](https://github.com/xunit/visualstudio.xunit) from 2.4.2 to 2.4.3.
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](https://github.com/xunit/visualstudio.xunit/compare/v2.4.2...v2.4.3)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>