Merge "Force CephAnsiblePlaybook to its default value on FFU prepare" into stable/train

environments/lifecycle/update-prepare.yaml

@@ -4,3 +4,6 @@
 resource_registry:
   OS::TripleO::Tasks::*PreConfig: OS::Heat::None
   OS::TripleO::Tasks::*PostConfig: OS::Heat::None
+
+parameter_defaults:
+  CephAnsiblePlaybook: default

environments/lifecycle/upgrade-prepare.yaml

@@ -9,6 +9,7 @@ resource_registry:
 
 parameter_defaults:
   UpgradeLeappCommandOptions: " --enablerepo rhel-8-for-x86_64-baseos-eus-rpms --enablerepo rhel-8-for-x86_64-appstream-eus-rpms --enablerepo rhel-8-for-x86_64-highavailability-eus-rpms --enablerepo advanced-virt-for-rhel-8-x86_64-rpms --enablerepo ansible-2.9-for-rhel-8-x86_64-rpms --enablerepo fast-datapath-for-rhel-8-x86_64-rpms "
+  CephAnsiblePlaybook: default
   EnablePackageInstall: true
   UpgradeLevelNovaCompute: ''
   UpgradeInitCommonCommand: |