Update R-90279 from

A VNF Heat Orchestration's template's parameter *MUST* be used
in a resource with the exception of the parameters for the
``OS::Nova::Server`` resource property ``availability_zone``.

to

A VNF Heat Orchestration's template's parameter *MUST* be used

• in a resource AND/OR
• in a output parameter (in the outputs section)

with the exception of the parameters for the
``OS::Nova::Server`` resource property ``availability_zone``.