train-and-eval: Fix quoting of system_property
train-and-eval: Fix quoting of system_property

vineetk1/yodaqa,Martinfx/yodaqa,Martinfx/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa,vineetk1/yodaqa,vineetk1/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa,Martinfx/yodaqa