Merge branch 'master' of https://github.com/JohannesDeml/UnityWebGL-LoadingTest into 2020.3

Author: JohannesDeml

Assets/Scripts/Editor/BuildScript.cs

@@ -189,8 +189,10 @@ public static void Build(string[] args)
 {
 #if UNITY_2023_2_OR_NEWER
 graphicsAPIs.Add(GraphicsDeviceType.WebGPU);
+#if UNITY_6000_0_OR_NEWER
 // Enable wasm2023 for WebGPU, since if webGPU is supported everything from 2023 is supported as well
 PlayerSettings.WebGL.wasm2023 = true;
+#endif
 #else
 LogError("WebGPU not supported yet");
 #endif