Merge pull request #328 from Candas1/g431_adc_calibration #822

Job	Run time
lint	5s
Test compiling (arduino:avr:uno)	2m 46s
Test compiling (arduino:sam:arduino_due_x)	1m 7s
Test compiling (arduino:avr:mega)	41s
Test compiling (arduino:avr:leonardo)	25s
Test compiling (arduino:samd:nano_33_iot)	1m 1s
Test compiling (adafruit:samd:adafruit_metro_m4)	1m 49s
Test compiling (esp32:esp32:esp32doit-devkit-v1)	1m 36s
Test compiling (esp32:esp32:esp32s2)	1m 57s
Test compiling (esp32:esp32:esp32s3)	2m 32s
Test compiling (STMicroelectronics:stm32:GenF1:pnum=BLUEPILL_F103C8)	3m 26s
Test compiling (STMicroelectronics:stm32:Nucleo_64:pnum=NUCLEO_F411RE)	8m 7s
Test compiling (STMicroelectronics:stm32:GenF4:pnum=GENERIC_F405RGTX)	3m 8s
Test compiling (STMicroelectronics:stm32:GenL4:pnum=GENERIC_L475RGTX)	8m 29s
Test compiling (STMicroelectronics:stm32:Disco:pnum=B_G431B_ESC1)	1m 45s
Test compiling (arduino:mbed_rp2040:pico)	1m 38s
	40m 32s

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