build(deps): bump Roslynator.Analyzers from 3.0.0 to 3.1.0 in /Sample (#337)

Bumps [Roslynator.Analyzers](https://github.com/JosefPihrt/Roslynator) from 3.0.0 to 3.1.0.
- [Release notes](https://github.com/JosefPihrt/Roslynator/releases)
- [Changelog](https://github.com/JosefPihrt/Roslynator/blob/master/ChangeLog.md)
- [Commits](dotnet/roslynator@v3.0.0...v3.1.0)

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

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

Author: dependabot[bot]