fix(lint): clear error-level violations across runtime and ui

src/tools/builtin/audio-transcribe.ts

@@ -298,7 +298,7 @@ function truncateForError(text: string, max = 180): string {
 async function readResponseBody(response: Response): Promise<string> {
   const textReader = response.text as unknown;
   if (typeof textReader === 'function') {
-    return await response.text();
+    return response.text();
   }
 
   const maybeJsonResponse = response as unknown as { json?: () => Promise<unknown> };