rta.py: fix phase cpus assignment
Created by: Elieva
Fix: The cpus of the phase of a task was never assigned in the case where the cpu was given as an int and has the value 0.
Signed-off-by: Elieva Pignat Elieva.Pignat@arm.com
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Created by: Elieva
Fix: The cpus of the phase of a task was never assigned in the case where the cpu was given as an int and has the value 0.
Signed-off-by: Elieva Pignat Elieva.Pignat@arm.com