Clarify NFR requests use trial license

Why is this change being made?

For those handling NFR internal request (example), it is not stated in the workflow that NFR license is using trial license.

It is stated in the IR, and the generated license shared in the workflow, a trial license need to be generated.

Author Checklist

• Provided a concise title for this Merge Request (MR)
• Added a description to this MR explaining the reasons for the proposed change, per say why, not just what
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  • The when to get approval handbook section explains the workflow in more detail
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