Remove trailing whitespace

src/main.rs

@@ -102,7 +102,7 @@ fn select_albums(ui: &mut Cursive) {
                 let album_name = album_name(&album_path);
                 let album_path = album_path.clone();
                 let selected = registry.selected_albums.contains(&album_path);
-                
+
                 let mut checkbox = Checkbox::new().on_change(move |_, checked| {
                     let mut registry = REGISTRY.lock().unwrap();
                     registry.select_album(&album_path, checked);

src/registry.rs

@@ -98,7 +98,7 @@ impl Registry {
         result.sort();
         result
     }
-   
+
     pub fn select_album(&mut self, album_path: &PathBuf, result: bool) {
         if result {
             self.selected_albums.insert(album_path.clone());