build(deps): bump Azure Containers Tools Targets to 1.22.1

- Upgrades the Azure Containers Tools Targets package to 1.22.1 to incorporate fixes and compatibility improvements.
- No source changes; version managed centrally via Directory.Packages.props.
- Enables alignment with latest .NET SDKs and tooling.

Author: winromulus

Directory.Packages.props

@@ -15,7 +15,7 @@
     <PackageVersion Include="Microsoft.AspNetCore.JsonPatch" Version="9.0.7" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.11" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageVersion Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.2" />
+    <PackageVersion Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.22.1" />
     <PackageVersion Include="Moq" Version="4.20.72" />
     <PackageVersion Include="Polly.Core" Version="8.6.5" />
     <PackageVersion Include="Testcontainers.K3s" Version="4.9.0" />