gh-137043: mention `PyList_GET_ITEM` as unsafe borrowed API in free-threading docs (GH-137042)
(cherry picked from commit
38b936cc9912fc6847265917f94af53f0bf228e9)
Co-authored-by: Guido Imperiale <crusaderky@gmail.com>
+===================================+===================================+
| :c:func:`PyList_GetItem` | :c:func:`PyList_GetItemRef` |
+-----------------------------------+-----------------------------------+
+| :c:func:`PyList_GET_ITEM` | :c:func:`PyList_GetItemRef` |
++-----------------------------------+-----------------------------------+
| :c:func:`PyDict_GetItem` | :c:func:`PyDict_GetItemRef` |
+-----------------------------------+-----------------------------------+
| :c:func:`PyDict_GetItemWithError` | :c:func:`PyDict_GetItemRef` |