Bump Microsoft.SemanticKernel.Abstractions in /webapi

Bumps [Microsoft.SemanticKernel.Abstractions](https://github.com/microsoft/semantic-kernel) from 1.5.0 to 1.10.0.
- [Release notes](https://github.com/microsoft/semantic-kernel/releases)
- [Commits](microsoft/semantic-kernel@dotnet-1.5.0...dotnet-1.10.0)

---
updated-dependencies:
- dependency-name: Microsoft.SemanticKernel.Abstractions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

webapi/CopilotChatWebApi.csproj

@@ -25,7 +25,7 @@
     <PackageReference Include="Microsoft.KernelMemory.Abstractions" Version="0.30.240227.1" />
     <PackageReference Include="Microsoft.KernelMemory.Core" Version="0.30.240227.1" />
     <PackageReference Include="Microsoft.SemanticKernel" Version="1.5.0" />
-    <PackageReference Include="Microsoft.SemanticKernel.Abstractions" Version="1.5.0" />
+    <PackageReference Include="Microsoft.SemanticKernel.Abstractions" Version="1.10.0" />
     <PackageReference Include="Microsoft.SemanticKernel.Connectors.AzureAISearch" Version="1.5.0-alpha" />
     <PackageReference Include="Microsoft.SemanticKernel.Connectors.Qdrant" Version="1.5.0-alpha" />
     <PackageReference Include="Microsoft.SemanticKernel.Plugins.Core" Version="1.5.0-alpha" />