feat：Fixed an issue with the example #15

Job	Run time
build (examples/aduio_pcm5102a)	1m 38s
build (examples/factory)	2m 44s
build (examples/A7682E/test_AT)	1m 17s
build (examples/test_BHI260AP)	1m 29s
build (examples/test_EPD)	1m 50s
build (examples/test_factory)	2m 30s
build (examples/test_GPS)	1m 23s
build (examples/test_keypad)	1m 17s
build (examples/test_lora_recv)	1m 42s
build (examples/test_lora_send)	1m 36s
build (examples/test_LTR_553ALS)	1m 32s
build (examples/test_lvgl)	2m 18s
build (examples/test_sd)	1m 18s
build (examples/test_touchpad)	1m 25s
build (examples/test_wifi)	1m 23s
	25m 22s

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