updated links and display name for model tuning notebook (google#377)

* updated links and display name for model tuning notebook

* update name in metadata

* nbfmt

Author: pcoet

site/en/gemini-api/docs/model-tuning/python.ipynb

@@ -105,7 +105,7 @@
         "your tuned models this needs stricter access controls than API-Keys can provide.\n",
         "\n",
         "Before you can run this tutorial, you'll need to\n",
-        "[setup OAuth for your project](oauth_quickstart.ipynb).\n",
+        "[setup OAuth for your project](https://ai.google.dev/gemini-api/docs/oauth).\n",
         "\n",
         "\n",
         "In Colab the easiest wat to get setup is to copy the contents of your `client_secret.json` file into Colab's \"Secrets manager\" (under the key icon in the left panel) with the secret name `CLIENT_SECRET`."
@@ -744,7 +744,7 @@
         "id": "HpIA1IFevQQR"
       },
       "source": [
-        "It really seems to have picked up the task despite the limited examples, but \"next\" is a simple concept, see the [tuning guide](https://ai.google.dev/docs/model_tuning_guidance) for more guidance on improving performance."
+        "It really seems to have picked up the task despite the limited examples, but \"next\" is a simple concept, see the [tuning guide](https://ai.google.dev/gemini-api/docs/model-tuning) for more guidance on improving performance."
       ]
     },
     {