deps(nuget): Bump Microsoft.Agents.AI.OpenAI from 1.0.0 to 1.1.0 (#79)

---
updated-dependencies:
- dependency-name: Microsoft.Agents.AI.OpenAI
  dependency-version: 1.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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prompt-babbler-service/Directory.Packages.props

@@ -22,7 +22,7 @@
     <PackageVersion Include="Azure.Identity" Version="1.20.0" />
     <PackageVersion Include="Microsoft.Azure.Cosmos" Version="3.58.0" />
     <PackageVersion Include="Microsoft.CognitiveServices.Speech" Version="1.48.2" />
-    <PackageVersion Include="Microsoft.Agents.AI.OpenAI" Version="1.0.0" />
+    <PackageVersion Include="Microsoft.Agents.AI.OpenAI" Version="1.1.0" />
     <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="10.4.1" />
     <PackageVersion Include="Microsoft.Identity.Web" Version="4.7.0" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.5" />