[Tasks] Change zone task data container (#2410)

This allows removal of the task id limit (MAXTASKS)

There's some suspect places task data isn't verified but left unchanged

If memory use becomes too high once more live data is added tasks can be
stored in shared memory instead

zone/gm_commands/findtask.cpp

@@ -35,8 +35,8 @@ void command_findtask(Client *c, const Seperator *sep)
 			std::string search_criteria = Strings::ToLower(sep->argplus[1]);
 			if (!search_criteria.empty()) {
 				int         found_count = 0;
-				for (uint32 task_id     = 1; task_id <= MAXTASKS; task_id++) {
-					auto        task_name       = task_manager->GetTaskName(task_id);
+				for (const auto& task : task_manager->GetTaskData()) {
+					auto task_name = task.second.title;
 					std::string task_name_lower = Strings::ToLower(task_name);
 					if (task_name_lower.find(search_criteria) == std::string::npos) {
 						continue;
@@ -46,7 +46,7 @@ void command_findtask(Client *c, const Seperator *sep)
 						Chat::White,
 						fmt::format(
 							"Task {}: {}",
-							task_id,
+							task.first,
 							task_name
 						).c_str()
 					);