fix(wm): add bounds checks on max window creation

This commit ensures that the bounds of the resize_dimensions member on a
workspace are checked before attempting removal when maximizing a window
using the toggle-maximize command or cycle-focus commands.

fix #331

komorebi/src/workspace.rs

@@ -856,7 +856,9 @@ impl Workspace {
 
         if container.windows().is_empty() {
             self.containers_mut().remove(focused_idx);
-            self.resize_dimensions_mut().remove(focused_idx);
+            if self.resize_dimensions().get(focused_idx).is_some() {
+                self.resize_dimensions_mut().remove(focused_idx);
+            }
         } else {
             container.load_focused_window();
         }