build(deps): bump Microsoft.Extensions.AI

Bumps [Microsoft.Extensions.AI](https://github.com/dotnet/extensions) from 9.3.0-preview.1.25114.11 to 9.3.0-preview.1.25161.3.
- [Release notes](https://github.com/dotnet/extensions/releases)
- [Commits](https://github.com/dotnet/extensions/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.AI
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

sample/Cnblogs.DashScope.Sample/Cnblogs.DashScope.Sample.csproj

@@ -20,7 +20,7 @@
     </ItemGroup>
 
     <ItemGroup>
-      <PackageReference Include="Microsoft.Extensions.AI" Version="9.3.0-preview.1.25114.11" />
+      <PackageReference Include="Microsoft.Extensions.AI" Version="9.3.0-preview.1.25161.3" />
     </ItemGroup>
 
 </Project>