HIVE-6771 : Update WebHCat E2E tests now that comments is reported correctly in describe table output (Deepesh Khandelwal via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1582802 13f79535-47bb-0310-9956-ffa450edef68