Fix decode flag in deploy_postgis

helpers/deploy_postgis.sh

@@ -54,7 +54,7 @@ fi
 # This is the first time we've installed this
 if [[ "$sec_info" == "" ]]; then
     # Enable PostGIS extension
-    POSTGRES_PASSWORD=$(kubectl get secret -n $ns ${auth_sec} -o jsonpath-"{.data.postgresql-password}" | base64 --decode)
+    POSTGRES_PASSWORD=$(kubectl get secret -n $ns ${auth_sec} -o jsonpath-"{.data.postgresql-password}" | base64 -d)
     pod_name=$(get_pod_name ${release_name})
     kubectl exec -n $ns ${pod_name} -- bash -c "PGPASSWORD=$POSTGRES_PASSWORD; psql -U postgres -d postgres -c 'CREATE EXTENSION postgis;'"
     status=$?