Test failure on test-long from binding=True

[user202729]

Steps To Reproduce

ref: #40341

see failures in #40502

might be temporary, since at this point https://github.com/sagemath/sage/actions/runs/16692008682 hasn't finished building yet.

TODO: retrigger test-long CI to double check.

Expected Behavior

Actual Behavior

Additional Information

No response

Environment

• OS:
• Sage Version:

Checklist

• I have searched the existing issues for a bug report that matches the one I want to file, without success.
• I have read the documentation and troubleshoot guide

[user202729]

is indeed temporary.