[Rules] Add World:MaximumQuestErrors Rule (#3349)

* [Rules] Add World:MaximumQuestErrors Rule

# Notes
- Allows operators to display more than 30 errors with #questerrors if they want.

* Update quest_interface.h

zone/quest_interface.h

@@ -116,7 +116,6 @@ public:
 	virtual uint32 GetIdentifier() = 0;
 	virtual void RemoveEncounter(const std::string &name) { }
 
-	//TODO: Set maximum quest errors instead of hard coding it
 	virtual void GetErrors(std::list<std::string> &quest_errors) {
 		quest_errors.insert(quest_errors.end(), errors_.begin(), errors_.end());
 	}
@@ -126,7 +125,7 @@ public:
 		LogQuestErrors("{}", Strings::Trim(error));
 
 		errors_.push_back(error);
-		if(errors_.size() > 30) {
+		if (errors_.size() > RuleI(World, MaximumQuestErrors)) {
 			errors_.pop_front();
 		}
 	}