Fix SemanticMemoryExtensions.cs formatting (#159)

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### Contribution Checklist

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- [ ] The code builds clean without any errors or warnings
- [ ] The PR follows the [Contribution
Guidelines](https://github.com/microsoft/copilot-chat/blob/main/CONTRIBUTING.md)
and the [pre-submission formatting
script](https://github.com/microsoft/copilot-chat/blob/main/CONTRIBUTING.md#development-scripts)
raises no violations
- [ ] All unit tests pass, and I have added new tests where possible
- [ ] I didn't break anyone 😄

webapi/Extensions/SemanticMemoryExtensions.cs

@@ -5,6 +5,8 @@
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
+using Microsoft.SemanticKernel.AI.Embeddings;
+using Microsoft.SemanticKernel.Connectors.AI.OpenAI.TextEmbedding;
 using Microsoft.SemanticMemory.Core.AppBuilders;
 using Microsoft.SemanticMemory.Core.Configuration;
 using Microsoft.SemanticMemory.Core.ContentStorage.AzureBlobs;
@@ -16,8 +18,6 @@
 using Microsoft.SemanticMemory.Core.Pipeline.Queue.FileBasedQueues;
 using Microsoft.SemanticMemory.Core.AI.AzureOpenAI;
 using Microsoft.SemanticMemory.Core.AI.OpenAI;
-using Microsoft.SemanticKernel.Connectors.AI.OpenAI.TextEmbedding;
-using Microsoft.SemanticKernel.AI.Embeddings;
 
 namespace CopilotChat.WebApi.Extensions;
 

webapi/Extensions/ServiceExtensions.cs

@@ -3,7 +3,6 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Linq;
 using System.Reflection;
 using Azure;
 using CopilotChat.WebApi.Auth;