all: Make all mp_obj_type_t defs use MP_DEFINE_CONST_OBJ_TYPE.

In preparation for upcoming rework of mp_obj_type_t layout.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
diff --git a/ports/esp32/machine_hw_spi.c b/ports/esp32/machine_hw_spi.c
index 3e720ad..71583ef 100644
--- a/ports/esp32/machine_hw_spi.c
+++ b/ports/esp32/machine_hw_spi.c
@@ -545,11 +545,12 @@
     .transfer = machine_hw_spi_transfer,
 };
 
-const mp_obj_type_t machine_hw_spi_type = {
-    { &mp_type_type },
-    .name = MP_QSTR_SPI,
-    .print = machine_hw_spi_print,
-    .make_new = machine_hw_spi_make_new,
-    .protocol = &machine_hw_spi_p,
-    .locals_dict = (mp_obj_dict_t *)&mp_machine_spi_locals_dict,
-};
+MP_DEFINE_CONST_OBJ_TYPE(
+    machine_hw_spi_type,
+    MP_QSTR_SPI,
+    MP_TYPE_FLAG_NONE,
+    machine_hw_spi_make_new,
+    print, machine_hw_spi_print,
+    protocol, &machine_hw_spi_p,
+    locals_dict, (mp_obj_dict_t *)&mp_machine_spi_locals_dict
+    );