Hue - Fix ABFS file upload (#2800)
Hue - Fix ABFS file upload (#2800)

Tested using ABFSFileUploadHandler, uploaded local file and verified it appears with content.
cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue,cloudera/hue