Update Misc/NEWS.d/next/C_API/2025-01-29-11-58-38.gh-issue-89188.BsfLr3.rst

Co-authored-by: Petr Viktorin <[email protected]>

Author: vstinner

Misc/NEWS.d/next/C_API/2025-01-29-11-58-38.gh-issue-89188.BsfLr3.rst

@@ -1,3 +1,3 @@
 Implement :c:func:`PyUnicode_KIND` and :c:func:`PyUnicode_DATA` as function,
 in addition to the macros with the same names. The macros rely on C bit
-fields which is an undefined behavior. Patch by Victor Stinner.
+fields which have compiler-specific layout. Patch by Victor Stinner.