updated consistency usage

tasks/keyspace.yml

diff --git a/tasks/keyspace.yml b/tasks/keyspace.yml
index 01d7811..5bed0b2 100644
--- a/tasks/keyspace.yml
+++ b/tasks/keyspace.yml
@@ -2,6 +2,10 @@
 - name: Keyspace before modification
   shell: "{{ apigee_installation_home }}/apigee-cassandra/bin/cqlsh -e 'DESCRIBE KEYSPACE {{ keyspace }}' {{ local_address }} | grep -C3 'CREATE KEYSPACE {{ keyspace }}'"
 
+- name: Set consistency to TWO to prepare for replication factor update
+  set_facts:
+    consistency: TWO
+
 - name: Construct CQL file
   template:
     src: update_replication_factor.cql.j2