style

adding comment

Author: NoelStephensUnity

com.unity.netcode.gameobjects/Runtime/NetworkVariable/AnticipatedNetworkVariable.cs

@@ -387,6 +387,8 @@ public override void ReadField(FastBufferReader reader)
         public override void ReadDelta(FastBufferReader reader, bool keepDirtyDelta)
         {
             m_AuthoritativeValue.ReadDelta(reader, keepDirtyDelta);
+            // Assure that the post delta read is invoked in order to update
+            // previous value.
             m_AuthoritativeValue.PostDeltaRead();
         }
     }