fix(tui): don't set background for normal repo alias

This didn't look good when using a light coloured terminal.

crates/cli/src/tui/components/repo/identity.rs

@@ -54,8 +54,7 @@ impl<'a> Identity<'a> {
         let mut spans = vec![" ".into()];
         match alert {
             None => spans.push(
-                Span::from(self.repo_alias.to_string())
-                    .style(Style::default().fg(Color::Cyan).bg(Color::Black)),
+                Span::from(self.repo_alias.to_string()).style(Style::default().fg(Color::Cyan)),
             ),
             Some(alert) => {
                 spans.push(