update

Removing this version define as it is no longer needed.

Author: NoelStephensUnity

com.unity.netcode.gameobjects/Runtime/Unity.Netcode.Runtime.asmdef

@@ -33,11 +33,6 @@
             "expression": "1.0.0-pre.7",
             "define": "MULTIPLAYER_TOOLS_1_0_0_PRE_7"
         },
-        {
-            "name": "com.unity.multiplayer.tools",
-            "expression": "2.2.8",
-            "define": "MP_TOOLS_2_2_8_OR_HIGHER"
-        },
         {
             "name": "Unity",
             "expression": "2023",