Use correct directory for contrail utils on centos (1/2)

Centos uses /usr/share/contrail/ for contrail utils.
Changed script to use correct dir.

Change-Id: I004e50a21863eda9b0cef139e511b3aa3e9d1e41
Partial-Bug: #1773412

rpm/contrail/contrail.spec

@@ -548,9 +548,9 @@ chmod +x /etc/init.d/contrail-schema
 chmod +x /etc/init.d/contrail-device-manager
 chmod +x /etc/init.d/contrail-discovery
 chmod +x /etc/init.d/supervisor-config
-chown contrail:contrail /usr/share/contrail-utils/contrail-cassandra-status.py
+chown contrail:contrail /usr/share/contrail/contrail-cassandra-status.py
 chown -h contrail:contrail /usr/bin/contrail-cassandra-status
-chown contrail:contrail /usr/share/contrail-utils/contrail-cassandra-repair.py
+chown contrail:contrail /usr/share/contrail/contrail-cassandra-repair.py
 chown -h contrail:contrail /usr/bin/contrail-cassandra-repair
 
 if [ -f /var/log/cassandra/status.log]; then