HIVE-8768: CBO: Fix filter selectivity for 'in clause' & '<>' (Laljo John Pullokkaran via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.14@1637595 13f79535-47bb-0310-9956-ffa450edef68