refactor(Core): remove unused imports (#9767)

src/server/scripts/Pet/pet_dk.cpp

@@ -24,12 +24,17 @@
 #include "CellImpl.h"
 #include "CombatAI.h"
 #include "GridNotifiers.h"
-#include "GridNotifiersImpl.h"
 #include "PassiveAI.h"
 #include "ScriptMgr.h"
 #include "ScriptedCreature.h"
 #include "SpellAuraEffects.h"
 
+// TODO: this import is not necessary for compilation and marked as unused by the IDE
+//  however, for some reasons removing it would cause a damn linking issue
+//  there is probably some underlying problem with imports which should properly addressed
+//  see: https://github.com/azerothcore/azerothcore-wotlk/issues/9766
+#include "GridNotifiersImpl.h"
+
 enum DeathKnightSpells
 {
     SPELL_DK_SUMMON_GARGOYLE_1      = 49206,