Implement skill contributor tracking to fix multiple items with same skill issue

Co-authored-by: aronwk-aaron <26027722+aronwk-aaron@users.noreply.github.com>

dGame/dComponents/InventoryComponent.h

@@ -5,6 +5,7 @@
 
 #include <map>
 #include <stack>
+#include <set>
 
 
 #include "BehaviorSlot.h"
@@ -426,6 +427,12 @@ private:
 	 */
 	std::map<BehaviorSlot, uint32_t> m_Skills;
 
+	/**
+	 * Tracks which items (by LOT) contribute skills to each behavior slot
+	 * Used to properly manage skills when multiple items provide the same skill to the same slot
+	 */
+	std::map<BehaviorSlot, std::set<LOT>> m_SkillContributors;
+
 	/**
 	 * The pets this entity has, mapped by object ID and pet info
 	 */