Bump Microsoft.NET.Test.Sdk from 17.14.1 to 18.0.0#21

dependabot[bot] wants to merge 1 commit intomainkusl/MyOpenTelemetryApi:mainfrom

dependabot/nuget/tests/MyOpenTelemetryApi.Api.Tests/microsoft-packages-4c18470eabkusl/MyOpenTelemetryApi:dependabot/nuget/tests/MyOpenTelemetryApi.Api.Tests/microsoft-packages-4c18470eabCopy head branch name to clipboard