Removed unused variable

Author: mm-omdi

source/AAS.TwinEngine.DataEngine/Infrastructure/Providers/FileContentProvider/Services/FileContentProvider.cs

@@ -24,7 +24,6 @@ public async Task<FileContentResponse> GetFileContentAsync(string fileUrl, Cance
             }
 
             var contentLength = response.Content.Headers.ContentLength;
-            var contentType = response.Content.Headers.ContentType?.ToString();
             if (contentLength.HasValue && contentLength.Value > _maxFileAttachmentSizeBytes)
             {
                 throw new FileSizeExceededException();