ESP32

examples updated #324

Job	Run time
lint	10s
Test compiling (esp32:esp32:esp32s3)	3m 43s
Test compiling (esp32:esp32:esp32c3)	4m 21s
Test compiling (esp32:esp32:esp32doit-devkit-v1)	5m 9s
Test compiling (esp32:esp32:esp32s2)	3m 22s
	16m 45s

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