Upgrade to release 1.6.4:
- For test dependencies, when indicating Python 3, use >=3 instead
of >3
Signed-off-by: Leon Anavi <leon.anavi@konsulko.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Trevor Gamblin <trevor.gamblin@windriver.com>