Fix visualization title bug (#9500)

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

utils/plots.py

@@ -204,7 +204,6 @@ def feature_visualization(x, module_type, stage, n=32, save_dir=Path('runs/detec
                 ax[i].axis('off')
 
             LOGGER.info(f'Saving {f}... ({n}/{channels})')
-            plt.title('Features')
             plt.savefig(f, dpi=300, bbox_inches='tight')
             plt.close()
             np.save(str(f.with_suffix('.npy')), x[0].cpu().numpy())  # npy save