Remove unnecessary mouse interaction handling in VideoEditor when in project view mode, streamlining the mouse callback functionality.

croppa/main.py

@@ -1740,10 +1740,6 @@ class VideoEditor:
 
     def mouse_callback(self, event, x, y, flags, _):
         """Handle mouse events"""
-        # Handle project view mode - no mouse interaction needed
-        if self.project_view_mode and self.project_view:
-            return
-        
         # Handle timeline interaction (not for images)
         if self.timeline_rect and not self.is_image_mode:
             bar_x_start, bar_y, bar_width, bar_height = self.timeline_rect