Bump Azure.Identity in /samples/TokenCredentialDTFx (#378)

Bumps [Azure.Identity](https://github.com/Azure/azure-sdk-for-net) from 1.10.4 to 1.11.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](https://github.com/Azure/azure-sdk-for-net/compare/Azure.Identity_1.10.4...Azure.Identity_1.11.0)

---
updated-dependencies:
- dependency-name: Azure.Identity
  dependency-type: direct:production
...

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samples/TokenCredentialDTFx/TokenCredentialDTFx.csproj

@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Azure.Identity" Version="1.10.4" />
+    <PackageReference Include="Azure.Identity" Version="1.11.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="6.0.0" />
     <PackageReference Include="Microsoft.Azure.DurableTask.Netherite" Version="1.4.2" />
   </ItemGroup>