fix(admin): clippy collapsible_if -> let-chain

crates/dtrack-http/src/admin.rs

@@ -175,11 +175,11 @@ async fn update(State(st): State<AppState>, Form(form): Form<ConfigForm>) -> Res
     *st.client.write().await = new_client;
     *st.config.write().await = cfg.clone();
 
-    if let Some(path) = &st.config_path {
+    if let Some(path) = &st.config_path
-        if let Err(e) = cfg.save(path) {
+        && let Err(e) = cfg.save(path)
+    {
         tracing::error!("Config konnte nicht gespeichert werden: {e}");
     }
-    }
 
     Html(render(&cfg, true).into_string()).into_response()
 }