* Fix and add pin definitions
Add pins D7, D8
Correct pin numbers for ALARM and EN
* Enable CDC on boot
* Use partition schemes appropriate for flash size
Also adds another partition scheme based of off default_8MB, but fat
partition.
* Add support for ESP32-S3 PowerFeather
* Replace GPIO_NUM_X with just the pin number
* Pattern powerfeather entries after generic s3 board
* Remove redefinitions, add pin aliases to pins_arduino.h