Revert "AMBARI-3599. MySQL install has error but task completes successfully (Dmytro Shkvyra via dlysnichenko)"

This reverts commit 6dcda0d511b979608cf528a1a31edf24f8d02981.

ambari-agent/src/main/puppet/modules/hdp-mysql/files/addMysqlUser.sh

@@ -27,7 +27,6 @@ mysqldbhost=$4
 myhostname=$(hostname -f)
 
 service $mysqldservice start
-set -e
 echo "Adding user $mysqldbuser@$mysqldbhost and $mysqldbuser@localhost"
 mysql -u root -e "CREATE USER '$mysqldbuser'@'$mysqldbhost' IDENTIFIED BY '$mysqldbpasswd';"
 mysql -u root -e "CREATE USER '$mysqldbuser'@'localhost' IDENTIFIED BY '$mysqldbpasswd';"