cleanup unnecessary DSL overrides in use of RoomFilterInputBar

Author: kevinaboos

src/home/home_screen.rs

@@ -33,11 +33,7 @@ live_design! {
                 width: Fill, height: Fill
 
                 <CachedWidget> {
-                    <RoomFilterInputBar> {
-                        input = {
-                            empty_message: "Filter rooms..."
-                        }
-                    }
+                    <RoomFilterInputBar> { }
                 }
                 <MainDesktopUI> {}
             }

src/home/rooms_sidebar.rs

@@ -67,11 +67,7 @@ live_design! {
                 }
             }
             <CachedWidget> {
-                <RoomFilterInputBar> {
-                    input = {
-                        empty_message: "Filter rooms..."
-                    }
-                }
+                <RoomFilterInputBar> { }
             }
             <CachedWidget> {
                 rooms_list = <RoomsList> {}