Disabled more CoreCLR tests

Author: michalChrobot

com.unity.netcode.gameobjects/Tests/Runtime/Serialization/NetworkBehaviourReferenceTests.cs

@@ -57,6 +57,9 @@ public IEnumerator TestRpcImplicitNetworkBehaviour()
 
         #region Tests using non-null NetworkBehaviours and NetworkVariable
         [UnityTest]
+#if ENABLE_CORECLR
+        [Explicit("NGO NetworkVariable serialization codegen not generated for some types on CoreCLR (falls back to FallbackSerializer), see https://jira.unity3d.com/browse/UUM-149592")]
+#endif
         public IEnumerator TestNetworkVariable()
         {
             yield return SpawnTestPrefabInstance();
@@ -75,6 +78,9 @@ public IEnumerator TestNetworkVariable()
 
         #region Validating using NULL as a NetworkBehaviourReference
         [UnityTest]
+#if ENABLE_CORECLR
+        [Explicit("NGO NetworkVariable serialization codegen not generated for some types on CoreCLR (falls back to FallbackSerializer), see https://jira.unity3d.com/browse/UUM-149592")]
+#endif
         public IEnumerator TestSerializeNull()
         {
             yield return SpawnTestPrefabInstance(true);

com.unity.netcode.gameobjects/Tests/Runtime/Serialization/NetworkObjectReferenceTests.cs

@@ -32,6 +32,9 @@ protected override void OnOneTimeSetup()
         }
 
         [UnityTest]
+#if ENABLE_CORECLR
+        [Explicit("NGO NetworkVariable serialization codegen not generated for some types on CoreCLR (falls back to FallbackSerializer), see https://jira.unity3d.com/browse/UUM-149592")]
+#endif
         public IEnumerator TestSerializeNetworkObject()
         {
             yield return SpawnTestPrefabInstance();
@@ -59,6 +62,9 @@ public IEnumerator TestSerializeNetworkObject()
         }
 
         [UnityTest]
+#if ENABLE_CORECLR
+        [Explicit("NGO NetworkVariable serialization codegen not generated for some types on CoreCLR (falls back to FallbackSerializer), see https://jira.unity3d.com/browse/UUM-149592")]
+#endif
         public IEnumerator TestSerializeNull()
         {
             yield return SpawnTestPrefabInstance(true);
@@ -106,6 +112,9 @@ public IEnumerator TestSerializeNull()
         }
 
         [UnityTest]
+#if ENABLE_CORECLR
+        [Explicit("NGO NetworkVariable serialization codegen not generated for some types on CoreCLR (falls back to FallbackSerializer), see https://jira.unity3d.com/browse/UUM-149592")]
+#endif
         public IEnumerator TestGetReferenceAndConversion()
         {
             yield return SpawnTestPrefabInstance();