Initial pass at data driven new-keyboard subcommand (#12795)

* Initial pass at a data driven keyboard subcommand

* format

* lint

* Handle bootloader now its mandatory

docs/cli_commands.md

@@ -310,7 +310,7 @@ Any arguments that are not provided will prompt for input. If `-u` is not passed
 **Usage**:
 
 ```
-qmk new-keyboard [-kb KEYBOARD] [-t {avr,ps2avrgb}] -u USERNAME
+qmk new-keyboard [-kb KEYBOARD] [-t {atmega32u4,STM32F303,etc}] [-l {60_ansi,75_iso,etc}] -u USERNAME
 ```
 
 ## `qmk new-keymap`