Revert "scripts: Disable "virtualenv setuptools" in install-octopi.sh script"
This reverts commit 5fc92ff6b7.
Revert "scripts: Install "virtualenv setuptools==44.0.0" in install-octopi.sh"
This reverts commit 730c7cfc20.
The online setuptools repository was fixed upstream, so it is no
longer necessary to implement a local virtualenv workaround.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>