patch/list: Clear loading popup area

bin/commands/patch/list.rs

@@ -5,6 +5,7 @@ use anyhow::{anyhow, Result};
 
 use radicle::prelude::RepoId;
 use radicle::storage::ReadStorage;
+use ratatui::widgets::Clear;
 use serde::Serialize;
 
 use radicle::patch::cache::Patches;
@@ -737,6 +738,8 @@ impl App {
                         None,
                         |ui| {
                             ui.label(frame, "");
+                            ui.layout(Layout::vertical([Constraint::Min(1)]), None, |ui| {
+                                frame.render_widget(Clear, ui.area());
                                 ui.column_bar(
                                     frame,
                                     [Column::new(
@@ -747,6 +750,7 @@ impl App {
                                     Spacing::from(0),
                                     Some(Borders::All),
                                 );
+                            });
                         },
                     );
                 },