Merge pull request #284 from sunnamed434/dependabot/nuget/props/main/Microsoft.NET.Test.Sdk-18.6.0

Bump Microsoft.NET.Test.Sdk from 17.14.1 to 18.6.0

Author: sunnamed434

props/SharedTestProps.props

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1"/>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0"/>
     <PackageReference Include="FluentAssertions" Version="7.0.0"/>
     <PackageReference Include="xunit" Version="2.9.3"/>
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.3"/>