One big cleanup pass of clippy lints

Co-authored-by: Mikayla <mikayla@zed.dev>

crates/chat_panel/src/chat_panel.rs

@@ -70,7 +70,7 @@ impl ChatPanel {
                 let theme = &cx.global::<Settings>().theme.chat_panel.channel_select;
                 SelectStyle {
                     header: theme.header.container,
-                    menu: theme.menu.clone(),
+                    menu: theme.menu,
                 }
             })
         });
@@ -91,7 +91,7 @@ impl ChatPanel {
         let _observe_status = cx.spawn_weak(|this, mut cx| {
             let mut status = rpc.status();
             async move {
-                while let Some(_) = status.recv().await {
+                while (status.recv().await).is_some() {
                     if let Some(this) = this.upgrade(&cx) {
                         this.update(&mut cx, |_, cx| cx.notify());
                     } else {