Enhance EditorManager with session management and workspace preset improvements

- Introduced session renaming functionality, allowing users to customize session names for better organization.
- Implemented duplicate session detection to prevent loading the same ROM in multiple sessions.
- Enhanced workspace preset management with improved error handling and validation during loading and saving.
- Updated UI elements to support lazy loading of workspace presets, ensuring they are available when needed.
- Refactored session display logic to provide clearer naming and improved user experience in session management.

src/app/test/test_manager.h

@@ -164,7 +164,7 @@ class TestManager {
   float GetProgress() const { return progress_; }
 
   // UI Interface
-  void DrawTestDashboard();
+  void DrawTestDashboard(bool* show_dashboard = nullptr);
 
   // ROM-dependent testing
   void SetCurrentRom(Rom* rom) {