Remove redundant cast to PyObject *.

Author: picnixz

Modules/_cursesmodule.c

@@ -1406,7 +1406,7 @@ _curses_window_derwin_impl(PyCursesWindowObject *self, int group_left_1,
     }
 
     _cursesmodule_state *st = get_cursesmodule_state_by_cls(Py_TYPE(self));
-    return (PyObject *)PyCursesWindow_New(st, win, NULL);
+    return PyCursesWindow_New(st, win, NULL);
 }
 
 /*[clinic input]
@@ -2444,7 +2444,7 @@ _curses_window_subwin_impl(PyCursesWindowObject *self, int group_left_1,
     }
 
     _cursesmodule_state *st = get_cursesmodule_state_by_cls(Py_TYPE(self));
-    return (PyObject *)PyCursesWindow_New(st, win, self->encoding);
+    return PyCursesWindow_New(st, win, self->encoding);
 }
 
 /*[clinic input]
@@ -3353,7 +3353,7 @@ _curses_initscr_impl(PyObject *module)
     if (curses_initscr_called) {
         wrefresh(stdscr);
         _cursesmodule_state *st = get_cursesmodule_state(module);
-        return (PyObject *)PyCursesWindow_New(st, stdscr, NULL);
+        return PyCursesWindow_New(st, stdscr, NULL);
     }
 
     win = initscr();
@@ -3835,7 +3835,7 @@ _curses_newpad_impl(PyObject *module, int nlines, int ncols)
     }
 
     _cursesmodule_state *st = get_cursesmodule_state(module);
-    return (PyObject *)PyCursesWindow_New(st, win, NULL);
+    return PyCursesWindow_New(st, win, NULL);
 }
 
 /*[clinic input]
@@ -3876,7 +3876,7 @@ _curses_newwin_impl(PyObject *module, int nlines, int ncols,
     }
 
     _cursesmodule_state *st = get_cursesmodule_state(module);
-    return (PyObject *)PyCursesWindow_New(st, win, NULL);
+    return PyCursesWindow_New(st, win, NULL);
 }
 
 /*[clinic input]