fix: auto-space after title_prefix in image_with_positions title

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: 2 people

autolens/analysis/plotter.py

@@ -105,7 +105,7 @@ def should_plot(name):
             if isinstance(fmt, (list, tuple)):
                 fmt = fmt[0]
 
-            _title = f"{self.title_prefix}Image With Positions" if self.title_prefix else "Image With Positions"
+            _title = f"{self.title_prefix.rstrip()} Image With Positions" if self.title_prefix else "Image With Positions"
             plot_array(
                 array=image,
                 positions=[pos_arr],