Bump Microsoft.NET.Test.Sdk from 17.10.0 to 17.11.0 (#1306)

Author: dependabot[bot]

server/Tingle.Dependabot.Tests/Tingle.Dependabot.Tests.csproj

@@ -14,7 +14,7 @@
     <PackageReference Include="MartinCostello.Logging.XUnit" Version="0.4.0" />
     <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.8" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.8" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.0" />
     <PackageReference Include="xunit" Version="2.9.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" PrivateAssets="All" />
   </ItemGroup>