Use non-deprecated way to set build outputs
Use non-deprecated way to set build outputs

see https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython