docs: Update ArangoDB Colab URL (#8547)

1-commit PR to update the Google Colab URL of the ArangoDB Graph QA
Chain notebook

docs/extras/use_cases/graph/graph_arangodb_qa.ipynb

@@ -9,7 +9,7 @@
    "source": [
     "# ArangoDB QA chain\n",
     "\n",
-    "[![Open In Collab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/hwchase17/langchain/blob/master/docs/extras/modules/chains/additional/graph_arangodb_qa.ipynb)\n",
+    "[![Open In Collab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/langchain-ai/langchain/blob/master/docs/extras/use_cases/graph/graph_arangodb_qa.ipynb)\n",
     "\n",
     "This notebook shows how to use LLMs to provide a natural language interface to an [ArangoDB](https://github.com/arangodb/arangodb#readme) database."
    ]