Fixed having to click twice to exit out of Spotlight/Cliphist/Powermenu (#1022)

There's possibly more but this fix the need of having to click the
background twice to close those modals.

quickshell/Modals/PowerMenuModal.qml

@@ -14,7 +14,7 @@ DankModal {
     keepPopoutsOpen: true
 
     HyprlandFocusGrab {
-        windows: [root.contentWindow]
+        windows: [root.contentWindow, root.backgroundWindow]
         active: root.useHyprlandFocusGrab && root.shouldHaveFocus
     }