Update ActionSheetStringPicker.m
Update ActionSheetStringPicker.m

Same issue as in MultiPicker
skywinder/ActionSheetPicker-3.0,tbaranes/ActionSheetPicker-3.0,skywinder/ActionSheetPicker-3.0,ChronicStim/ActionSheetPicker,jum/ActionSheetPicker,ChronicStim/ActionSheetPicker,jum/ActionSheetPicker,tbaranes/ActionSheetPicker-3.0