Bump Docker.DotNet from 3.125.12 to 3.125.13 in /src (#1838)

Bumps [Docker.DotNet](https://github.com/dotnet/Docker.DotNet) from 3.125.12 to 3.125.13.
- [Release notes](https://github.com/dotnet/Docker.DotNet/releases)
- [Commits](dotnet/Docker.DotNet@v3.125.12...v3.125.13)

---
updated-dependencies:
- dependency-name: Docker.DotNet
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/AzureIoTHub.Portal.Tests.Unit/AzureIoTHub.Portal.Tests.Unit.csproj

@@ -17,7 +17,7 @@
     <PackageReference Include="AutoFixture" Version="4.18.0" />
     <PackageReference Include="Blazored.LocalStorage.TestExtensions" Version="4.3.0" />
     <PackageReference Include="bunit" Version="1.18.4" />
-    <PackageReference Include="Docker.DotNet" Version="3.125.12" />
+    <PackageReference Include="Docker.DotNet" Version="3.125.13" />
     <PackageReference Include="FluentAssertions" Version="6.10.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="7.0.3" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4">