Bug report

Bug description:

The nogil refleak buildbots have started failing for main and 3.14 with leaks intest_sys,test_capi and a few others.

See e.g.https://buildbot.python.org/#/builders/1714/builds/90

I bisected this to09e72cf, cc@ericsnowcurrently

CPython versions tested on:

CPython main branch, 3.14

Operating systems tested on:

Linux

Linked PRs

• gh-134557: Revert "gh-132775: Use _PyCode GetScriptXIData()" #134599
• [3.14] gh-134557: Revert "[3.14] gh-132775: Use _PyCode GetScriptXIData()" #134600