adc_oneshot_chan_cfg_t config: The attributes order in example doesn't match the declaration (IDFGH-13395)

[lboue]

The attributes order in example doesn't match the declaration.

oneshot_read example

esp-idf/examples/peripherals/adc/oneshot_read/main/oneshot_read_main.c

Lines 65 to 68 in dc7fb34

	adc_oneshot_chan_cfg_t config = {
	.bitwidth = ADC_BITWIDTH_DEFAULT,
	.atten = EXAMPLE_ADC_ATTEN,
	};

adc_oneshot.h

esp-idf/components/esp_adc/include/esp_adc/adc_oneshot.h

Lines 37 to 40 in 41dd1a3

	typedef struct {
	adc_atten_t atten; ///< ADC attenuation
	adc_bitwidth_t bitwidth; ///< ADC conversion result bits
	} adc_oneshot_chan_cfg_t;