fix list accoutn verification button

src/handlers/bot_interaction.rs

@@ -104,7 +104,7 @@ async fn button(
                 Ok(())
             }
             "listaccounts" => {
-                let user = interaction.message.mentions.first().unwrap();
+                let user = u.to_user(&ctx);
                 let s: String = crate::commands::accountv2::list_string(
                     &data.sqlite_pool,
                     user,