Attempt to fix test build

Source/Engine/Tests/Tests.Build.cs

@@ -2,7 +2,6 @@
 
 using System.Collections.Generic;
 using Flax.Build;
-using Flax.Build.NativeCpp;
 
 /// <summary>
 /// Engine tests module.
@@ -15,15 +14,6 @@ public class Tests : EngineModule
         Deploy = false;
     }
 
-    /// <inheritdoc />
-    public override void Setup(BuildOptions options)
-    {
-        base.Setup(options);
-        
-        options.PrivateDependencies.Add("Content");
-        options.PrivateDependencies.Add("Level");
-    }
-
     /// <inheritdoc />
     public override void GetFilesToDeploy(List<string> files)
     {

Source/Tools/Flax.Build/Platforms/Linux/LinuxToolchain.cs

@@ -68,6 +68,7 @@ namespace Flax.Build.Platforms
 
             args.Add("-Wl,-rpath,\"\\$ORIGIN\"");
             //args.Add("-Wl,--as-needed");
+            args.Add("-Wl,--copy-dt-needed-entries");
             args.Add("-Wl,--hash-style=gnu");
             //args.Add("-Wl,--build-id");