Clean up compiler warnings

 src/main.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main.rs b/src/main.rs
index 65d7345..be30cae 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -638,6 +638,7 @@ impl AuthenticatorApp {
         ]
     }
 
+    #[allow(dead_code)]
     fn widgets_iter_mut(&mut self) -> Vec<&mut dyn Element> {
         vec![
             &mut self.bg,