Bump Testcontainers to 4.11.0 (#192)

Author: renovate[bot]

tests/Prometheus.Client.MetricPusher.Tests.csproj

@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.3.0" />
     <PackageReference Include="NSubstitute" Version="5.3.0" />
-    <PackageReference Include="Testcontainers" Version="4.10.0" />
+    <PackageReference Include="Testcontainers" Version="4.11.0" />
     <PackageReference Include="coverlet.collector" Version="8.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>