remove build.sh
remove build.sh

This script was used by Travis CI which got disabled in
a4e03ffd077eae11f1d3cdc62d3c20ef38f9fb3f in favor of GitHub Workflows.
Developers should use `make` instead of this script.

madcowswe/ODriveFirmware,madcowswe/ODrive,madcowswe/ODriveFirmware,madcowswe/ODriveFirmware,madcowswe/ODrive,madcowswe/ODriveFirmware,madcowswe/ODrive,madcowswe/ODrive,madcowswe/ODrive