Description of problem: Add template for Podified CFME using external database. Additional info: https://github.com/ManageIQ/manageiq-pods/pull/183
'master' PR: https://github.com/ManageIQ/manageiq-pods/pull/119 https://github.com/ManageIQ/manageiq-pods/pull/135
ext db template is present in 5.9.0.21