Bump Microsoft.NET.Test.Sdk from 17.6.0 to 18.4.0#8

dependabot[bot] wants to merge 1 commit into

mainbrodynelly/better-text-editor-c-wpf:mainfrom

dependabot/nuget/tests/PlainTextEditor.Tests/Microsoft.NET.Test.Sdk-18.4.0brodynelly/better-text-editor-c-wpf:dependabot/nuget/tests/PlainTextEditor.Tests/Microsoft.NET.Test.Sdk-18.4.0Copy head branch name to clipboard