[9180] Add function to send custom animation for GameObject

Replace in code where packet used explicit.

Signed-off-by: NoFantasy <nofantasy@nf.no>

src/game/Object.cpp

@@ -1649,6 +1649,14 @@ void WorldObject::SendObjectDeSpawnAnim(uint64 guid)
     SendMessageToSet(&data, true);
 }
 
+void WorldObject::SendGameObjectCustomAnim(uint64 guid)
+{
+    WorldPacket data(SMSG_GAMEOBJECT_CUSTOM_ANIM, 8+4);
+    data << uint64(guid);
+    data << uint32(0);                                      // not known what this is
+    SendMessageToSet(&data, true);
+}
+
 void WorldObject::SetMap(Map * map)
 {
     ASSERT(map);