Fix error in exception message when using unknown symptom type (#87)
Fix error in exception message when using unknown symptom type (#87)

sigma-random/FuzzManager,sigma-random/FuzzManager,cihatix/FuzzManager,lazyparser/FuzzManager,MozillaSecurity/FuzzManager,MozillaSecurity/FuzzManager,cihatix/FuzzManager,MozillaSecurity/FuzzManager,lazyparser/FuzzManager,lazyparser/FuzzManager,lazyparser/FuzzManager,MozillaSecurity/FuzzManager,sigma-random/FuzzManager,cihatix/FuzzManager,sigma-random/FuzzManager,cihatix/FuzzManager