feat : 더미 이동 높이 조절

ClientTester/EchoClientTester/DummyService/DummyClients.cs

@@ -144,7 +144,7 @@ public class DummyClients
             Position = new Packet.Position
             {
                 X = position.X,
-                Y = -0.5f, // 높이는 버린다.
+                Y = -11.09f, // 높이는 버린다.
                 Z = position.Z
             }
         };

ClientTester/EchoClientTester/StressTest/StressTestClient.cs

@@ -152,7 +152,7 @@ public class StressTestClient
         {
             PlayerId = clientId,
             RotY = rotY,
-            Position = new Packet.Position { X = position.X, Y = -0.5f, Z = position.Z }
+            Position = new Packet.Position { X = position.X, Y = -11.09f, Z = position.Z }
         };
         byte[] data = PacketSerializer.Serialize((ushort)PacketCode.TRANSFORM_PLAYER, pkt);
         writer.Put(data);