Fixed level_format_tests application to use correct include paths.

include/Data/Level.hpp

@@ -64,7 +64,7 @@ public:
 	/// Destructor for the Level class.
 	/// Responsible for deallocating all dynamically allocated `Layer` and `Entity` objects
 	/// pointed to by the `layers` and `entities` vectors to prevent memory leaks.
-	~Level();
+	~Level() = default;
 
 	/// Constructs a Level object by loading and parsing a level definition file from the given path.
 	/// This constructor typically reads a JSON file containing the level's metadata, and