Update dependency TUnit to 1.55.0 (#964)

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

Author: renovate[bot]

test/Soenneker.Utils.RateLimiting.Executor.Tests/Soenneker.Utils.RateLimiting.Executor.Tests.csproj

@@ -19,7 +19,7 @@
     <ItemGroup>
         <PackageReference Include="Soenneker.Utils.Test" Version="4.0.319" />
         <PackageReference Include="Soenneker.Tests.HostedUnit" Version="4.0.83" />
-        <PackageReference Include="TUnit" Version="1.54.0" />
+        <PackageReference Include="TUnit" Version="1.55.0" />
     </ItemGroup>
 
     <ItemGroup>