Update colab links

Author: fskpf

README.md

@@ -148,15 +148,15 @@ the [example notebooks](https://github.com/yWorks/yfiles-jupyter-graphs/blob/mai
 <table>
     <tr>
         <td><a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/images/features/heat_feature.png" title="Heatmap visualization" alt="Heatmap visualization"></a>
-        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Heatmap visualization</a><br><a target="_blank" href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
+        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Heatmap visualization</a><br><a target="_blank" href="https://colab.research.google.com/github/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
         <td><a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/images/features/map_feature.png" title="Geospatial data visualization" alt="Geospatial data visualization"></a>
-        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Geospatial data visualization</a><br><a target="_blank" href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
+        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Geospatial data visualization</a><br><a target="_blank" href="https://colab.research.google.com/github/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
     </tr>
     <tr>
         <td><a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/images/features/grouping_feature.png" title="Visualize hierarchies" alt="Visualize hierarchies"></a>
-        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Visualize hierarchies</a><br><a target="_blank" href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
+        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Visualize hierarchies</a><br><a target="_blank" href="https://colab.research.google.com/github/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
         <td><a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/images/features/size_feature.png" title="Data-driven item visualization" alt="Data-driven item visualization"></a>
-        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Data-driven item visualization</a><br><a target="_blank" href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
+        <a href="https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb">Data-driven item visualization</a><br><a target="_blank" href="https://colab.research.google.com/github/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a></td>
     </tr>
 </table>
 

examples/feature_example.ipynb

@@ -5,7 +5,7 @@
    "id": "58d934df-dddf-4596-aef0-8fc9772a364c",
    "metadata": {},
    "source": [
-    "# Features <a target=\"_blank\" href=\"https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>\n",
+    "# Features <a target=\"_blank\" href=\"https://colab.research.google.com/github/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>\n",
     "\n",
     "This notebook showcases some of the various features of `yfiles-jupyte-graphs-for-neo4j`. \n",
     "\n",
@@ -51,7 +51,7 @@
    "id": "da7913db-4807-4631-a82c-a09ab6999383",
    "metadata": {},
    "source": [
-    "<a target=\"_blank\" href=\"https://github.com/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
+    "<a target=\"_blank\" href=\"https://colab.research.google.com/github/yWorks/yfiles-jupyter-graphs-for-neo4j/blob/main/examples/feature_example.ipynb\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
    ]
   },
   {