Removing broken link in cookbook example (#1794)

Author: robtinn

examples/Embedding_Wikipedia_articles_for_search.ipynb

@@ -571,7 +571,7 @@
     "\n",
     "Now that we've split our library into shorter self-contained strings, we can compute embeddings for each.\n",
     "\n",
-    "(For large embedding jobs, use a script like [api_request_parallel_processor.py](api_request_parallel_processor.py) to parallelize requests while throttling to stay under rate limits.)"
+    "(For large embedding jobs, use a script like [api_request_parallel_processor.py](https://github.com/openai/openai-cookbook/blob/main/examples/api_request_parallel_processor.py) to parallelize requests while throttling to stay under rate limits.)"
    ]
   },
   {