Reformatted langchain_quick_start.ipynb

Author: Karthi Thyagarajan

samples/langchain_quick_start.ipynb

@@ -1133,7 +1133,7 @@
     "    VectorSearchIndex,\n",
     ")\n",
     "\n",
-    "table_name_ANN=\"movie_vector_table_samples_ANN\"\n",
+    "table_name_ANN = \"movie_vector_table_samples_ANN\"\n",
     "\n",
     "SpannerVectorStore.init_vector_store_table(\n",
     "    instance_id=instance_id,\n",