Format Related and Separated Materials Fields

Description: Change the content in the Related Materials field and Separated Materials field to be separated by newline. For Related Materials specifically, link the text of any tags with local references to those collections.

Documentation (More Info): https://docs.google.com/document/d/1Th6UmwYByzkstP9h0Ey6Y8mUXH6SbCvPPZ-EJFjKhsk/edit