circuitpython/tools/describe

#!/bin/sh
git describe --first-parent --dirty --tags --always --match "[1-9].*"
Add, use tools/describe script This isn't intended to make any overt behavioral change, but there is a slight one in the value of CP_VERSION that will be used during CI, because it will now include `--always --match "..."`, so there could be a change to the uploaded name of the mpy-cross artifacts on s3. 2021-12-29 14:33:45 -06:00			`#!/bin/sh`
Use the first-parent heuristic for describing the version 2022-01-04 11:14:26 -06:00			`git describe --first-parent --dirty --tags --always --match "[1-9].*"`