samd/modmachine: Add machine.deepsleep as alias of machine.lightsleep.

Just for coverage.

Signed-off-by: robert-hh <[email protected]>

Author: robert-hh

ports/samd/modmachine.c

@@ -256,6 +256,7 @@ STATIC const mp_rom_map_elem_t machine_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_reset_cause),         MP_ROM_PTR(&machine_reset_cause_obj) },
     { MP_ROM_QSTR(MP_QSTR_time_pulse_us),       MP_ROM_PTR(&machine_time_pulse_us_obj) },
     { MP_ROM_QSTR(MP_QSTR_lightsleep),          MP_ROM_PTR(&machine_lightsleep_obj) },
+    { MP_ROM_QSTR(MP_QSTR_deepsleep),           MP_ROM_PTR(&machine_lightsleep_obj) },
 
     { MP_ROM_QSTR(MP_QSTR_bitstream),           MP_ROM_PTR(&machine_bitstream_obj) },
     #if MICROPY_PY_MACHINE_DHT_READINTO