MOBILE-2850 quiz: Fix no option selected in true false
MOBILE-2850 quiz: Fix no option selected in true false

moodlehq/moodlemobile2,dpalou/moodlemobile2,moodlehq/moodlemobile2,saman222/moodlemobile2,dpalou/moodlemobile2,saman222/moodlemobile2,reskit/moodlemobile,FMCorz/moodlemobile2,moodlehq/moodlemobile2,FMCorz/moodlemobile2,reskit/moodlemobile,saman222/moodlemobile2,reskit/moodlemobile,reskit/moodlemobile,saman222/moodlemobile2,saman222/moodlemobile2,reskit/moodlemobile,reskit/moodlemobile,moodlehq/moodlemobile2,moodlehq/moodlemobile2,dpalou/moodlemobile2,moodlehq/moodlemobile2