Misc nitpicks, changes too small / unrelated to be in other PRs (#32768)

Release Notes:

- N/A

crates/extension_host/src/wasm_host.rs

@@ -377,6 +377,7 @@ impl extension::Extension for WasmExtension {
         })
         .await
     }
+
     async fn get_dap_binary(
         &self,
         dap_name: Arc<str>,