Core/GameObject: Remove summoned gobs properly from the map without effecting other cases

Ref 0e8e3828f4
Ref #23115

(cherry picked from commit 9db64666dc)

# Conflicts:
#	src/server/game/Entities/GameObject/GameObject.cpp

src/server/game/Entities/GameObject/GameObject.cpp

@@ -693,17 +693,17 @@ void GameObject::Update(uint32 diff)
             if (!m_respawnDelayTime)
                 return;
 
-            if (!m_spawnId)
-             {
-                 m_respawnTime = 0;
-                 Delete();
-                 return;
-             }
+            if (!m_spawnedByDefault && m_spawnId)
+            {
+                m_respawnTime = 0;
+                DestroyForNearbyPlayers();
+                return;
+            }
 
             if (!m_spawnedByDefault)
             {
                 m_respawnTime = 0;
-                DestroyForNearbyPlayers();
+                Delete();
                 return;
             }