api fix (#26)

Author: Sam Partee

docs/examples/openai_qna.ipynb

@@ -712,7 +712,7 @@
     "from redisvl.providers.openai import OpenAIProvider\n",
     "from redisvl.utils.utils import array_to_buffer\n",
     "\n",
-    "api_key = os.environ.get(\"OPENAI_API_KEY\", \"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\")\n",
+    "api_key = os.environ.get(\"OPENAI_API_KEY\", \"\")\n",
     "oaip = OpenAIProvider(EMBEDDINGS_MODEL, api_config={\"api_key\": api_key})\n",
     "\n",
     "chunked_data[\"embedding\"] = oaip.embed_many(chunked_data[\"content\"].tolist())\n",