Fix typo fase -> false

playbooks/edx-east/rabbitmq.yml

@@ -8,7 +8,7 @@
   vars:
     # By default take instances in and out of the elb(s) they
     # are attached to
-    # To skip elb operations use "-e elb_pre_post=fase"
+    # To skip elb operations use "-e elb_pre_post=false"
     elb_pre_post: true
     # Number of instances to operate on at a time
     serial_count: 1