Bump Azure.Identity from 1.11.0 to 1.11.4 in /src/AIHub

Bumps [Azure.Identity](https://github.com/Azure/azure-sdk-for-net) from 1.11.0 to 1.11.4.
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](Azure/azure-sdk-for-net@Azure.Identity_1.11.0...Azure.Identity_1.11.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

src/AIHub/AIHub.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="Azure.AI.FormRecognizer" Version="4.1.0" />
     <PackageReference Include="Azure.AI.OpenAI" Version="1.0.0-beta.13" />
     <PackageReference Include="Azure.AI.Vision.ImageAnalysis" Version="1.0.0-beta.2" />
-    <PackageReference Include="Azure.Identity" Version="1.11.0" />
+    <PackageReference Include="Azure.Identity" Version="1.11.4" />
     <PackageReference Include="Azure.Storage.Blobs" Version="12.18.0" />
     <PackageReference Include="Microsoft.CognitiveServices.Speech" Version="1.36.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />