Bump the extensionsai group with 1 update

Bumps Microsoft.Extensions.AI.Abstractions from 9.6.0 to 9.7.1

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.AI.Abstractions
  dependency-version: 9.7.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: extensionsai
...

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

Author: dependabot[bot]

src/WhatsApp/WhatsApp.csproj

@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.Azure.Functions.Worker.Extensions.Http" Version="3.3.0" />
     <PackageReference Include="Microsoft.Azure.Functions.Worker.Extensions.ServiceBus" Version="5.23.0" />
     <PackageReference Include="Microsoft.Azure.Functions.Worker.Extensions.Storage.Queues" Version="5.5.2" />
-    <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="9.6.0" />
+    <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="9.7.1" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.2" />
     <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.10.0" />
     <PackageReference Include="Microsoft.Extensions.Options.DataAnnotations" Version="8.0.0" />