Rename the PEP, per discussion.

ZeroIntensity · ZeroIntensity · commit ed57a5e43247 · 2025-07-11T11:56:07.000-04:00
diff --git a/peps/pep-0788.rst b/peps/pep-0788.rst
@@ -1,5 +1,5 @@
 PEP: 788
-Title: Interpreter References
+Title: PyInterpreterRef: Interpreter References in the C API
 Author: Peter Bierma <zintensitydev@gmail.com>
 Sponsor: Victor Stinner <vstinner@python.org>
 Discussions-To: https://discuss.python.org/t/93653
