modify example notebook

docs/tutorials/test_tutorial.ipynb

@@ -9,7 +9,7 @@
     }
    },
    "source": [
-    "This is a test of how to upload files\n"
+    "This is a test of how to copy files from github to colab. Run the following cell to copy the file\n"
    ]
   },
   {
@@ -25,17 +25,6 @@
      "name": "#%%\n"
     }
    }
-  },
-  {
-   "cell_type": "markdown",
-   "source": [
-    "Link:\n",
-    "\n",
-    "[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](http://colab.research.google.com/github/GrupEstructuraElectronicaSimetria/cosymlib/blob/pere_tutorial/docs/tutorials/test_tutorial.ipynb)\n"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
   }
  ],
  "metadata": {