Update docs/source/api/notebooks/Notebook_6_API2CLI.ipynb

Co-authored-by: xiang song(charlie.song) <[email protected]>

docs/source/api/notebooks/Notebook_6_API2CLI.ipynb

@@ -24,7 +24,7 @@
    "source": [
     "## Brief Introduction and Run CLIs on a Single Machine\n",
     "\n",
-    "In order to use GraphStorm CLIs, we need to put the customized model into a Python file, which can be called in the [Task-agnostic CLI for model training and inference](https://graphstorm.readthedocs.io/en/latest/cli/model-training-inference/single-machine-training-inference.html#task-agnostic-cli-for-model-training-and-inference) as an argument. We could build two files for model training and inference separately.\n",
+    "In order to use GraphStorm CLIs, we need to put the custom model into a Python file, which can be called in the [Task-agnostic CLI for model training and inference](https://graphstorm.readthedocs.io/en/latest/cli/model-training-inference/single-machine-training-inference.html#task-agnostic-cli-for-model-training-and-inference) as an argument. We build two files for model training and inference separately.\n",
     "\n",
     "We can reuse most of the code about the customized `RGAT` module in Notebook 4 in the training and inference files, i.e., copy and paste the code of class `Ara_GatLayer`, `Ara_GatEncoder`, and `RgatNCModel` into the two files. \n",
     "\n",