refactor(srp): unify engine managed assembly discovery

tests/editor/test_play_session_controller_scripting.cpp

@@ -15,6 +15,7 @@
 #include <cstdint>
 #include <memory>
 #include <string>
+#include <utility>
 
 using namespace XCEngine::Components;
 using namespace XCEngine::Scripting;
@@ -27,10 +28,6 @@ MonoScriptRuntime::Settings CreateMonoSettings() {
     settings.assemblyDirectory = XCENGINE_TEST_MANAGED_OUTPUT_DIR;
     settings.corlibDirectory = XCENGINE_TEST_MANAGED_OUTPUT_DIR;
     settings.coreAssemblyPath = XCENGINE_TEST_SCRIPT_CORE_DLL;
-    settings.engineAssemblies.push_back(
-        MonoScriptRuntime::ManagedAssemblyDescriptor{
-            "XCEngine.RenderPipelines.Universal",
-            XCENGINE_TEST_RENDER_PIPELINES_UNIVERSAL_DLL});
     settings.appAssemblyPath = XCENGINE_TEST_GAME_SCRIPTS_DLL;
     return settings;
 }
@@ -163,7 +160,15 @@ protected:
         engine = &ScriptEngine::Get();
         engine->OnRuntimeStop();
 
-        runtime = std::make_unique<MonoScriptRuntime>(CreateMonoSettings());
+        MonoScriptRuntime::Settings settings = CreateMonoSettings();
+        std::string engineAssemblyError;
+        ASSERT_TRUE(
+            MonoScriptRuntime::DiscoverEngineAssemblies(
+                settings,
+                &engineAssemblyError))
+            << engineAssemblyError;
+
+        runtime = std::make_unique<MonoScriptRuntime>(std::move(settings));
         ASSERT_TRUE(runtime->Initialize()) << runtime->GetLastError();
         engine->SetRuntime(runtime.get());