Update dependency Soenneker.Utils.Test to 3.0.278 (#2362)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

test/Soenneker.Utils.BackgroundQueue.Tests/Soenneker.Utils.BackgroundQueue.Tests.csproj

@@ -19,7 +19,7 @@
     <ItemGroup>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
         <PackageReference Include="Soenneker.Extensions.ServiceProvider" Version="3.0.283" />
-        <PackageReference Include="Soenneker.Utils.Test" Version="3.0.277" />
+        <PackageReference Include="Soenneker.Utils.Test" Version="3.0.278" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.0.2">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>