build(deps): bump Azure.Identity in /template/dotnet

Bumps [Azure.Identity](https://github.com/Azure/azure-sdk-for-net) from 1.13.0 to 1.13.1.
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](Azure/azure-sdk-for-net@Azure.Identity_1.13.0...Azure.Identity_1.13.1)

---
updated-dependencies:
- dependency-name: Azure.Identity
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

template/dotnet/dotnet.csproj

@@ -8,7 +8,7 @@
     <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Azure.Identity" Version="1.13.0" />
+    <PackageReference Include="Azure.Identity" Version="1.13.1" />
     <PackageReference Include="Microsoft.DotNet.UpgradeAssistant.Extensions.Default.Analyzers" Version="0.4.421302">
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>