update qvr notebook

Author: araghukas

02-quantum_variational_rewinding/quantum_variational_rewinding.ipynb

@@ -4,14 +4,15 @@
       "cell_type": "markdown",
       "metadata": {},
       "source": [
-        "Quantum detection of time series anomalies\n",
-        "==========================================\n",
+        "Quantum Variational Rewinding\n",
+        "=============================\n",
         "\n",
         "<p align=\"center\">\n",
-        "<img src=\"https://pennylane.ai/_images/cartoon_pennylane.png\" width=\"50%\" alt=\"Jack's Cool Drawing\">\n",
+        "<img src=\"https://pennylane.ai/_images/cartoon_pennylane.png\" width=\"35%\" alt=\"Jack's Cool Drawing\">\n",
         "</p>\n",
         "\n",
         "*Authors: Jack Stephen Baker, Santosh Kumar Radha*\n",
+        "\n",
         "*Revised by: Ara G.*\n",
         "\n",
         "Systems producing observable characteristics which evolve with time are\n",