feat(object): add CGUnit::GetNativeDisplayID

src/object/client/CGUnit.cpp

@@ -29,6 +29,10 @@ int32_t CGUnit::GetDisplayID() const {
     return this->Unit()->displayID;
 }
 
+int32_t CGUnit::GetNativeDisplayID() const {
+    return this->Unit()->nativeDisplayID;
+}
+
 CGUnitData* CGUnit::Unit() const {
     return this->m_unit;
 }

src/object/client/CGUnit.hpp

@@ -84,6 +84,7 @@ class CGUnit {
 
         // Public member functions
         int32_t GetDisplayID() const;
+        int32_t GetNativeDisplayID() const;
 
     protected:
         // Protected member variables