Bump Microsoft.NET.Test.Sdk from 18.3.0 to 18.4.0#126

SIkebe merged 1 commit intomainSIkebe/ShukujitsuSharp:mainfrom

dependabot/nuget/src/ShukujitsuSharp.Tests/Microsoft.NET.Test.Sdk-18.4.0SIkebe/ShukujitsuSharp:dependabot/nuget/src/ShukujitsuSharp.Tests/Microsoft.NET.Test.Sdk-18.4.0Copy head branch name to clipboard