Merge branch 'master' into Fix-Ethernet-library-missing-API

Author: SuGlider

esp_c3_m1_i_kit/pins_arduino.h renamed to variants/esp_c3_m1_i_kit/pins_arduino.h

@@ -47,4 +47,4 @@ static const uint8_t A3 = 3;
 static const uint8_t A4 = 4;
 static const uint8_t A5 = 5;
 
-#endif /* Pins_Arduino_h */
+#endif         /* Pins_Arduino_h */