Fix pvp errors

Author: EmandM

com.unity.netcode.gameobjects/Tests/Runtime/DocumentationCodeSamples/NetworkVariable/CustomNetworkVariable.cs

@@ -49,7 +49,7 @@ public class MyCustomNetworkVariable : NetworkVariableBase
         /// <summary>
         /// Managed list of class instances
         /// </summary>
-        public List<SomeData> SomeDataToSynchronize = new List<SomeData>();
+        internal List<SomeData> SomeDataToSynchronize = new List<SomeData>();
 
         /// <summary>
         /// Writes the complete state of the variable to the writer
@@ -189,11 +189,8 @@ public override void ReadDelta(FastBufferReader reader, bool keepDirtyDelta)
         }
     }
 
-    /// <summary>
-    /// Example managed class used as the item type in <see cref="MyCustomNetworkVariable.SomeDataToSynchronize"/>
-    /// </summary>
     [Serializable]
-    public class SomeData
+    internal class SomeData
     {
         public int SomeIntData = default;
         public float SomeFloatData = default;

com.unity.netcode.gameobjects/Tests/Runtime/DocumentationCodeSamples/NetworkVariable/NetworkVariableSerialization.cs

@@ -1,4 +1,3 @@
-using System;
 using System.Collections;
 using System.Text;
 using Unity.Netcode;
@@ -11,13 +10,13 @@ namespace DocumentationCodeSamples
 {
     internal static class FastBufferExtensions
     {
-        public static void WriteValueSafe(this FastBufferWriter writer, in TestSerializationDocs.Health health)
+        internal static void WriteValueSafe(this FastBufferWriter writer, in TestSerializationDocs.Health health)
         {
             writer.WriteValueSafe(health.MaxHealth);
             writer.WriteValueSafe(health.CurrentHealth);
         }
 
-        public static void ReadValueSafe(this FastBufferReader reader, out TestSerializationDocs.Health health)
+        internal static void ReadValueSafe(this FastBufferReader reader, out TestSerializationDocs.Health health)
         {
             reader.ReadValueSafe(out uint max);
             reader.ReadValueSafe(out int current);