Updating ClientTelemetry to NOT use NameValueCollectionWrapperFactory. (

#3473)

NameValueCollectionWrapperFactory is dead code and getting removed.

ClientTelemetry is using NameValueCollectionWrapperFactory for auth header related generation. Its usage moved to StoreResponseNameValueCollection.

Microsoft.Azure.Cosmos/src/Telemetry/ClientTelemetry.cs

@@ -316,7 +316,7 @@ private async Task SendAsync()
 
  async ValueTask<HttpRequestMessage> CreateRequestMessage()
  {
- INameValueCollection headersCollection = new NameValueCollectionWrapperFactory().CreateNewNameValueCollection();
+ INameValueCollection headersCollection = new StoreResponseNameValueCollection();
  await this.tokenProvider.AddAuthorizationHeaderAsync(
  headersCollection,
  endpointUrl,