First Pre release of XIAO SAMD21 files

This is a first Pre release alpha version of the bundle of files needed for using ALICE with the XIAO SAMD21 hardware.
Zip File contains files as of Dec 29 2023:
alice_init.ini
alice-last-config.cfg
Alice-universal-alpha.pyw
XIAO_3a_1w_6d_Interface_Level.py
XIAO_Scope_pwm_awg.uf2