The "provision" button should not be enabled for Ansible Tower Configured Systems.

https://github.com/ManageIQ/manageiq/pull/8066

New commit detected on ManageIQ/manageiq/master:
https://github.com/ManageIQ/manageiq/commit/93a16b529731ca07db06770fe0368dee69e9325d

commit 93a16b529731ca07db06770fe0368dee69e9325d
Author:     Laura Galis <lgalis@redhat.com>
AuthorDate: Mon Apr 18 18:26:40 2016 -0400
Commit:     Laura Galis <lgalis@redhat.com>
CommitDate: Mon Apr 18 20:18:01 2016 -0400

    Provision is not supported for Ansible Tower configured systems
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1328021

 app/controllers/provider_foreman_controller.rb                 |  6 ++++++
 app/helpers/application_helper/toolbar_builder.rb              |  5 +++++
 app/models/configured_system.rb                                | 10 ++++++++++
 .../foreman/configuration_manager/configured_system.rb         |  4 ++++
 4 files changed, 25 insertions(+)

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2016:1348