Merge pull request #140 from DanRigby/dependabot/nuget/JsonFeedNet.Tests/Microsoft.NET.Test.Sdk-18.0.0

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

Author: DanRigby

JsonFeedNet.Tests/JsonFeedNet.Tests.csproj

@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="JustEat.HttpClientInterception" Version="5.1.2" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.analyzers" Version="1.24.0" />