[3.14] gh-137194: Fix requires_debug_ranges when _testcpi doesn't exist (GH-137195)

[miss-islington]

(cherry picked from commit 0282eef)

Co-authored-by: Jeong, YunWon [email protected]

• Issue: test.support.requires_debug_ranges raise SkipTest not returning decorator when _testcapi doesn't exist #137194

[python-cla-bot]

All commit authors signed the Contributor License Agreement.

[serhiy-storchaka]

@youknowone, it seems that you used different email addresses for your GitHub account and for your commits. Please sign the CLA for your other email address.

[youknowone]

@serhiy-storchaka Because it is not a real email, adding [email protected] for CLA doesn't look making much sense. Could you please remove it form Co-Author?
I didn't know patch by suggestion comment doesn't work well with CPython bots. I am sorry to make inconvenience.

[encukou]

@youknowone Since you configured GitHub to keep your real e-mail private, it uses the users.noreply.github.com one for commit authorship.
Could you click the CLA button to verify that it's you? Sorry for the inconvenience.

[youknowone]

Ah, probably it is not from the original commit but from the backporting process.
Thanks! I did CLA