Fix clippy warnings

helix-term/src/application.rs

@@ -334,7 +334,7 @@ impl Application {
                     }
                     // TODO: fetch breakpoints (in case we're attaching)
 
-                    if let Ok(_) = debugger.configuration_done().await {
+                    if debugger.configuration_done().await.is_ok() {
                         self.editor
                             .set_status("Debugged application started".to_owned());
                     }; // TODO: do we need to handle error?

helix-term/src/commands/dap.rs

@@ -471,7 +471,7 @@ pub fn dap_switch_stack_frame(cx: &mut Context) {
         Some(thread_id) => thread_id,
         None => {
             cx.editor
-                .set_error(format!("No thread is currently active"));
+                .set_error("No thread is currently active".to_owned());
             return;
         }
     };