Display Patron comments on Awaiting pickup popup

User story statement(s):

As a circ staff member who is checking in a requested item which has patron comments on the request
I want the patron comments to appear on the Awaiting pickup popup/modal
so that I can take them into consideration when processing the request

Scenarios:

1. Scenario:
   • Given the Awaiting pickup modal (displays when you check a requested item in at the pickup service point for the top request in the queue)
   • When displayed
   • Then the Patron comments should display on the modal (if there are any)

Mockup: https://drive.google.com/file/d/1kDEP8oLAKF1xHIAihAC3mWMNP29NMEK8/view?usp=sharing