Fix command palette focus stealing when clicking elsewhere.

When clicking outside the command palette, focus is now properly
transferred to the clicked widget instead of being restored to
the previously focused widget. Escape key still restores focus
as expected.

Author: bpotchik

ui/commandpalette.h

@@ -158,7 +158,7 @@ class BINARYNINJAUIAPI CommandPalette : public QFrame
 	//! Activate the focused item, or topmost item if there is no selection.
 	void activateFocusedItem();
 	void selectFirstItem();
-	void close();
+	void close(bool restoreFocus = true);
 
   private Q_SLOTS:
 	void itemClicked(const QModelIndex& idx);