Codechange: move passwords in settings to std::string

src/fios_gui.cpp

@@ -53,7 +53,7 @@ void LoadCheckData::Clear()
 
 	this->map_size_x = this->map_size_y = 256; // Default for old savegames which do not store mapsize.
 	this->current_date = 0;
-	memset(&this->settings, 0, sizeof(this->settings));
+	this->settings = {};
 
 	for (auto &pair : this->companies) {
 		delete pair.second;