Rephrase What's New/Changelog entry

Author: vstinner

Doc/whatsnew/3.16.rst

@@ -1224,7 +1224,7 @@ Deprecated C APIs
   :c:func:`PyModule_GetFilenameObject` instead is still recommended.
   (Contributed by Victor Stinner in :gh:`154757`.)
 
-* Soft deprecate functions modifying Unicode strings in-place:
+* Soft deprecate functions modifying Unicode strings:
   :c:func:`PyUnicode_New`, :c:func:`PyUnicode_CopyCharacters`,
   :c:func:`PyUnicode_Fill`, :c:func:`PyUnicode_Resize`,
   :c:func:`PyUnicode_WRITE` and :c:func:`PyUnicode_WriteChar`.

Misc/NEWS.d/next/C_API/2026-09-17-23-18-12.gh-issue-157710.1xKQAH.rst

@@ -1,4 +1,5 @@
-Soft deprecate :c:func:`PyUnicode_New`, :c:func:`PyUnicode_CopyCharacters`,
+Soft deprecate functions modifying Unicode strings:
+:c:func:`PyUnicode_New`, :c:func:`PyUnicode_CopyCharacters`,
 :c:func:`PyUnicode_Fill`, :c:func:`PyUnicode_Resize`,
-:c:func:`PyUnicode_WRITE` and :c:func:`PyUnicode_WriteChar` functions. Use
+:c:func:`PyUnicode_WRITE` and :c:func:`PyUnicode_WriteChar`. Use
 the :c:type:`PyUnicodeWriter` API instead. Patch by Victor Stinner.