MINOR: [C#] Bump Microsoft.NET.Test.Sdk from 17.12.0 to 17.13.0 in /csharp#45489

CurtHagenlocher merged 2 commits intomainapache/arrow:mainfrom

dependabot/nuget/csharp/Microsoft.NET.Test.Sdk-17.13.0apache/arrow:dependabot/nuget/csharp/Microsoft.NET.Test.Sdk-17.13.0Copy head branch name to clipboard