HIVE-8413 : [CBO] Handle ill-formed queries which have distinct, having in incorrect context  (Ashutosh Chauhan via Sergey Shelukhin)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.14@1631484 13f79535-47bb-0310-9956-ffa450edef68