[DEVOPS-10]  Fix a gotcha in the option validation code in unix builder
[DEVOPS-10]  Fix a gotcha in the option validation code in unix builder

input-output-hk/daedalus,input-output-hk/daedalus,input-output-hk/daedalus,input-output-hk/daedalus,input-output-hk/daedalus,input-output-hk/daedalus