Sources in a policy agent no longer mentioned after 26C

Summary:

After upgrade to 26C the Procurement Policy Agent no longer shows its sources in its responses.

In 26B after every response a button was available to list were the information was coming from.

This button is no longer available in 26C.

Content (please ensure you mask any confidential information):

before:

After: only the copy button.

Version (include the version you are using, if applicable):

26C

Code Snippet (add any code snippets that support your topic, if applicable):