use pip3 in nightly install tests
use pip3 in nightly install tests

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