Nova: Remove unused EnableSQLAlchemyCollectd from base template
Nova: Remove unused EnableSQLAlchemyCollectd from base template

This change cleans up the EnableSQLAlchemyCollectd left but unused
in nova base template which was migrated to different templates while
refactoring database configuration of nova[1].

[1] 9d82364de8d6d1fba083993e085fb8cafcc08268

Change-Id: I8a4d162310257454995279bdd663ccf308cccfaf

openstack/tripleo-heat-templates,openstack/tripleo-heat-templates