Fix hive validation to work for any user
Fix hive validation to work for any user

- changes the HDFS parent directory from / to /tmp such that any user with HDFS access can run the hive validation script

edwardyoon/bdutil,semad/bdutil,nsabharwal/bdutil,nsabharwal/bdutil,mbrukman/bdutil,semad/bdutil,ravwojdyla/bdutil,qix/bdutil,taragu/bdutil,qix/bdutil,edwardyoon/bdutil,mxm/bdutil,levyx/bdutil,dennishuo/bdutil,gruter/bdutil,pmkc/bdutil,seanorama/bdutil,ravwojdyla/bdutil,AngusDavis/bdutil,stev-0/bdutil,GoogleCloudDataproc/bdutil,levyx/bdutil,davidadamsphd/bdutil,mxm/bdutil,pmkc/bdutil,taragu/bdutil,tvanila/test.bdutil,AngusDavis/bdutil,dennishuo/bdutil,davidadamsphd/bdutil,GoogleCloudDataproc/bdutil,mbrukman/bdutil,gruter/bdutil,tvanila/test.bdutil,stev-0/bdutil,seanorama/bdutil