HUGO: Remove unnecessary call to setSeed()

Initializing Common::RandomSource's seed with a fixed value will always
yield the same sequence of pseudo-random numbers which is probably not
desirable. Since the constructor takes care of initializing the seed
properly doing so manually is not needed.

engines/hugo/hugo.cpp

@@ -638,7 +638,6 @@ void HugoEngine::initialize() {
 	calcMaxScore();                                 // Initialize maxscore
 
 	_rnd = new Common::RandomSource("hugo");
-	_rnd->setSeed(42);                              // Kick random number generator
 
 	switch (_gameVariant) {
 	case kGameVariantH1Dos: