Offspring

add support for esp32s3

7

Verified using [esp32-s3-tiny](https://www.waveshare.com/esp32-s3-tiny.htm ) [esp32-s3-dev-kit-n8r8](https://www.waveshare.com/esp32-s3-dev-kit-n8r8.htm) [sn65hvd230-can-board](https://www.waveshare.com/sn65hvd230-can-board.htm) Sorry Timo i have to recreate https://github.com/ttlappalainen/NMEA2000_esp32/pull/28 from fork / branch so it is easier to use from Platform io as `https://github.com/offspring/NMEA2000_esp32.git#add-esp32s3` in lib...

fix types & other small issues

2

This is a fix for mixing `bool` with `int` example ```cpp int writeValue() { } bool subscribe () { return writeValue(); } ```