Fix CarrierWave store! method

This broke for us upgrading to cloudinary v2 i assume this was a legacy setting

Author: ollym

lib/cloudinary/carrier_wave/storage.rb

@@ -36,7 +36,7 @@ def store!(file)
       params[:type]=uploader.class.storage_type
 
       params[:resource_type] ||= :auto
-      upload_method = uploader.upload_chunked? ? "upload_large" : "upload"
+      upload_method = uploader.respond_to?(:upload_chunked?) && uploader.upload_chunked? ? "upload_large" : "upload"
       uploader.metadata = Cloudinary::Uploader.send(upload_method, data, params)
       if uploader.metadata["error"]
         raise Cloudinary::CarrierWave::UploadError.new(uploader.metadata["error"]["message"], uploader.metadata["error"]["http_code"])