cc3200/mods/pybpin: Remove toggle() method.

It's not part of MicroPython HW API and can be easily implemented on Python
level in case of need.

Saved 56 bytes of binary.

cc3200/mods/pybpin.c

@@ -684,13 +684,6 @@ STATIC mp_obj_t pin_value(mp_uint_t n_args, const mp_obj_t *args) {
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pin_value_obj, 1, 2, pin_value);
 
-STATIC mp_obj_t pin_toggle(mp_obj_t self_in) {
-    pin_obj_t *self = self_in;
-    MAP_GPIOPinWrite(self->port, self->bit, ~MAP_GPIOPinRead(self->port, self->bit));
-    return mp_const_none;
-}
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(pin_toggle_obj, pin_toggle);
-
 STATIC mp_obj_t pin_id(mp_obj_t self_in) {
     pin_obj_t *self = self_in;
     return MP_OBJ_NEW_QSTR(self->name);
@@ -913,7 +906,6 @@ STATIC const mp_map_elem_t pin_locals_dict_table[] = {
     // instance methods
     { MP_OBJ_NEW_QSTR(MP_QSTR_init),                    (mp_obj_t)&pin_init_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_value),                   (mp_obj_t)&pin_value_obj },
-    { MP_OBJ_NEW_QSTR(MP_QSTR_toggle),                  (mp_obj_t)&pin_toggle_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_id),                      (mp_obj_t)&pin_id_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_mode),                    (mp_obj_t)&pin_mode_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_pull),                    (mp_obj_t)&pin_pull_obj },