Fix env variable to string

Author: Timothy Burd

pss_autodial_deployment.yaml

@@ -26,7 +26,7 @@ spec:
         - name: EPICS_CA_NAME_SERVERS
           value: 172.23.240.13
         - name: EPICS_CA_AUTO_ADDR_LIST
-          value: NO
+          value: "NO"
         - name: ACCOUNT_SID
           valueFrom:
             secretKeyRef: