refactor(Spotlight): Use Spotlight alongside OG Launcher

- Update to add DMS Action keys in Keyboard Shortcuts
- Defaulted in niri/hyprland includes file as `Alt+Space`
- New (IPC): `dms ipc call spotlight-bar toggle`
- Slight UI update to follow user radius

quickshell/DMSShell.qml

@@ -725,6 +725,25 @@ Item {
         }
     }
 
+    LazyLoader {
+        id: spotlightBarModalLoader
+
+        active: false
+
+        Component.onCompleted: {
+            PopoutService.spotlightBarModalLoader = spotlightBarModalLoader;
+        }
+
+        DankLauncherV2ModalSpotlight {
+            id: spotlightBarModal
+
+            Component.onCompleted: {
+                PopoutService.spotlightBarModal = spotlightBarModal;
+                PopoutService._onSpotlightBarModalLoaded();
+            }
+        }
+    }
+
     LazyLoader {
         id: clipboardHistoryPopoutLoader