CC-3230: Show appropriate error message if disk is full when attempting to upload files via the web UI

- updated formating of file, removed tabs in favour of four spaces for some lines.

airtime_mvc/application/models/StoredFile.php

@@ -901,7 +901,6 @@ class Application_Model_StoredFile {
                    #warn the user that the file wasn't uploaded and they should check if there is enough disk space.
                     unlink($audio_file);//remove the file from the organize after failed rename
                     $result = array("code" => 108, "message" => "The file was not uploaded, this error will occur if the computer hard drive does not have enough disk space.");
-
                 }
         }
     }