chore: drop comments that restate the code

test/e2e-prod/_setup/adminClient.ts

@@ -1,7 +1,3 @@
-// Minimal fetch wrapper for the LiveOps platform/admin HTTP API used by the seed
-// and by tests' admin-side assertions. Retries network errors and 5xx with backoff;
-// fails fast on 4xx.
-
 const sleep = (ms: number) => new Promise((r) => setTimeout(r, ms));
 
 export class ApiError extends Error {
@@ -54,8 +50,8 @@ export function createAdminClient(baseUrl: string): AdminClient {
         if (!res.ok) throw new ApiError(res.status, path, text);
         return (text ? JSON.parse(text) : undefined) as T;
       } catch (err) {
-        if (err instanceof ApiError) throw err; // 4xx — don't retry
-        lastErr = err; // network error — retry
+        if (err instanceof ApiError) throw err;
+        lastErr = err;
         await sleep(300 * (attempt + 1));
       }
     }