Investigate better fix for pdb issue in 3.13

I believe, even with the fix it won't work with python 3.14.  See:
              I believe, even with the fix it won't work with python 3.14.  See:
https://github.com/python/cpython/pull/124369 and
https://github.com/python/cpython/commit/986a4e1b6fcae7fe7a1d0a26aea446107dd58dd2

_Originally posted by @gabifalk in https://github.com/ipython/ipython/issues/14598#issuecomment-2547489544_
            