Refactor code for single file download in repository

app/helpers/blob_helper.rb

@@ -234,7 +234,7 @@ module BlobHelper
   def download_blob_button(blob)
     return if blob.empty?
-    
+
     title = 'Download'
     link_to sprite_icon('download'), blob_raw_path(inline: false), download: @path, class: 'btn btn-sm has-tooltip', target: '_blank', rel: 'noopener noreferrer', title: title, data: { container: 'body' }
   end