Bump Microsoft.VisualStudio.Threading.Analyzers from 16.8.51 to 16.8.55
Bump Microsoft.VisualStudio.Threading.Analyzers from 16.8.51 to 16.8.55

Bumps [Microsoft.VisualStudio.Threading.Analyzers](https://github.com/microsoft/vs-threading) from 16.8.51 to 16.8.55.
- [Release notes](https://github.com/microsoft/vs-threading/releases)
- [Commits](https://github.com/microsoft/vs-threading/compare/v16.8.51...v16.8.55)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
PKRoma/refit