[BUG] Error Displayed When Clicking 'Display Returned Items' on Checkouts Page

[abankhele]

Describe the bug
The "Display Returned Items" button on the Checkouts page triggers an error when clicked, instead of displaying the list of returned items.

To Reproduce

Steps to reproduce the behavior, including the results:

1. Go to 'https://avalon-staging.dlib.indiana.edu/' and log in
2. Go to the Checkouts page, ensuring there are returned items available.
3. Click on the Display Returned Items button.
4. Observe the error popup displayed instead of the expected list.

Expected behavior
Clicking the Display Returned Items button should display a list of items that were returned, without any errors.

Screenshots/Screen Recording

Environment (please complete the following information):

• Device / platform : Laptop

• OS: macos

• avalon-dev

• avalon-staging

• mco-staging

• mco-production

• demo

[elynema]

Console is showing a 404 error:

application-cd6fa490fbe795c28396b4831aaf0c8152b420c19636f78b2d6717f022063203.js:4 
        
       GET https://avalon-staging.dlib.indiana.edu/checkouts.json?display_returned=true&_=1733152567447 404 (Not Found)