Cleanup: quiet deprecation warning building with Python 3.14

Replace use of `_PyDict_Pop` with `PyDict_Pop` when available.

source/blender/python/intern/bpy_interface.cc

@@ -188,9 +188,27 @@ void BPY_context_dict_clear_members_array(void **dict_p,
    * while supported it's good to avoid for low level functions like this that run often. */
   for (uint i = 0; i < context_members_len; i++) {
     PyObject *key = PyUnicode_FromString(context_members[i]);
-    PyObject *item = _PyDict_Pop(dict, key, Py_None);
-    Py_DECREF(key);
+    PyObject *item;
+
+#if PY_VERSION_HEX >= 0x030d0000
+    switch (PyDict_Pop(dict, key, &item)) {
+      case 1: {
+        Py_DECREF(item);
+        break;
+      }
+      case -1: {
+        /* Not expected, but allow for an error. */
+        BLI_assert(false);
+        PyErr_Clear();
+        break;
+      }
+    }
+#else /* Remove when Python 3.12 support is dropped. */
+    item = _PyDict_Pop(dict, key, Py_None);
     Py_DECREF(item);
+#endif
+
+    Py_DECREF(key);
   }
 
   if (use_gil) {

source/blender/python/intern/bpy_rna_context.cc

@@ -592,18 +592,39 @@ static PyTypeObject BPyContextTempOverride_Type = {
 static PyObject *bpy_context_temp_override_extract_known_args(const char *const *kwds_static,
                                                               PyObject *kwds)
 {
-  PyObject *sentinel = Py_Ellipsis;
   PyObject *kwds_parse = PyDict_New();
   for (int i = 0; kwds_static[i]; i++) {
     PyObject *key = PyUnicode_FromString(kwds_static[i]);
-    PyObject *val = _PyDict_Pop(kwds, key, sentinel);
+    PyObject *val;
+
+#if PY_VERSION_HEX >= 0x030d0000
+    switch (PyDict_Pop(kwds, key, &val)) {
+      case 1: {
+        if (PyDict_SetItem(kwds_parse, key, val) == -1) {
+          BLI_assert_unreachable();
+        }
+        Py_DECREF(val);
+        break;
+      }
+      case -1: {
+        /* Not expected, but allow for an error. */
+        BLI_assert(false);
+        PyErr_Clear();
+        break;
+      }
+    }
+#else /* Remove when Python 3.12 support is dropped. */
+    PyObject *sentinel = Py_Ellipsis;
+    val = _PyDict_Pop(kwds, key, sentinel);
     if (val != sentinel) {
       if (PyDict_SetItem(kwds_parse, key, val) == -1) {
         BLI_assert_unreachable();
       }
     }
-    Py_DECREF(key);
     Py_DECREF(val);
+#endif
+
+    Py_DECREF(key);
   }
   return kwds_parse;
 }