fix Colab link in quickstart_peft_finetuning.ipynb (#720)

recipes/quickstart/finetuning/quickstart_peft_finetuning.ipynb

@@ -8,7 +8,7 @@
     "Copyright (c) Meta Platforms, Inc. and affiliates.\n",
     "This software may be used and distributed according to the terms of the Llama 2 Community License Agreement.\n",
     "\n",
-    "<a href=\"https://colab.research.google.com/github/meta-llama/llama-recipes/blob/main/recipes/finetuning/quickstart_peft_finetuning.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
+    "<a href=\"https://colab.research.google.com/github/meta-llama/llama-recipes/blob/main/recipes/quickstart/finetuning/quickstart_peft_finetuning.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
    ]
   },
   {