updated default rollback to not set remove_apigee

installations/dc2/installation-rollback.yml

diff --git a/installations/dc2/installation-rollback.yml b/installations/dc2/installation-rollback.yml
index efae214..971818d 100644
--- a/installations/dc2/installation-rollback.yml
+++ b/installations/dc2/installation-rollback.yml
@@ -3,6 +3,6 @@
 
 - hosts: '{{ hosts }}'
   vars:
-    remove_apigee: true
+    remove_apigee: false
   roles:
   - apigee-opdk-setup-bootstrap-rollback