PEGASUS: Disable save compression by default

So they can be used by the original interpreter more easily (the type/creator codes still need to be set, though -- pegasus_save_types can handle that)

engines/pegasus/pegasus.cpp

@@ -616,7 +616,7 @@ Common::Error PegasusEngine::loadGameState(int slot) {
 
 Common::Error PegasusEngine::saveGameState(int slot, const Common::String &desc) {
 	Common::String output = Common::String::format("pegasus-%s.sav", desc.c_str());
-	Common::OutSaveFile *saveFile = _saveFileMan->openForSaving(output);
+	Common::OutSaveFile *saveFile = _saveFileMan->openForSaving(output, false);
 	if (!saveFile)
 		return Common::kUnknownError;