remove link (Project-MONAI#1343)

Signed-off-by: tangy5 <[email protected]>

Author: tangy5

monailabel/monailabel_bring_your_own_data.ipynb

@@ -161,8 +161,6 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "\n",
-    "Users can find information about how to download MONAI bundle in Section 3.2.2 of [Chapter 3](../../chapter-3-using-monai-core.md)\n",
     "\n",
     "Below is the correct sample directory tree structure for monaibundle app:\n",
     "\n",