Add icon for Editor on Linux

Source/FlaxEditor.Build.cs

@@ -44,6 +44,7 @@ public class FlaxEditor : EngineTarget
     {
         base.SetupTargetEnvironment(options);
 
+        // Setup output folder for Editor binaries
         switch (options.Platform.Target)
         {
         case TargetPlatform.Windows:
@@ -60,6 +61,7 @@ public class FlaxEditor : EngineTarget
             break;
         case TargetPlatform.Linux:
             options.OutputFolder = Path.Combine(options.WorkingDirectory, "Binaries", "Editor", "Linux", options.Configuration.ToString());
+            options.DependencyFiles.Add(Path.Combine(Globals.EngineRoot, "Source", "Logo.png"));
             break;
         default: throw new InvalidPlatformException(options.Platform.Target, "Not supported Editor platform.");
         }