Remove reference to mambaforge and mamba

.github/workflows/gh-pages.yml

@@ -11,9 +11,8 @@ jobs:
     steps:
       - uses: actions/checkout@master
 
-      - uses: conda-incubator/setup-miniconda@v2
+      - uses: conda-incubator/setup-miniconda@v3
         with:
-          miniforge-variant: Mambaforge
           miniforge-version: latest
 
       - name: Dependencies [apt]
@@ -31,7 +30,7 @@ jobs:
           conda config --remove channels defaults
 
           # Dependencies
-          mamba install doxygen=1.9.1 toml pygments docutils jinja2
+          conda install doxygen=1.9.1 toml pygments docutils jinja2
 
       - name: Fetch m.css
         shell: bash -l {0}

examples/python/MeshcatVisualizerExample.ipynb

@@ -9,12 +9,12 @@
     "The `idyntree.visualize.MeshcatVisualizer` is a simple class that permits to display `iDynTree::Model` instances  in Python, for example loaded from URDF models, directly  as part of a Jupyter Notebook, thanks to the use of the [MeshCat](https://github.com/rdeits/meshcat-python), a WebGL-based 3D visualizer for Python. The API of this class is inspired by [the similar class of Pinocchio](https://gepettoweb.laas.fr/doc/stack-of-tasks/pinocchio/devel/doxygen-html/md_doc_b-examples_display_b-meshcat-viewer.html), but the iDynTree version permit to specify arbitrary joint orders for the model.\n",
     "\n",
     "To run this example, you first need to install some dependencies. It is recommend to install them via `conda`. \n",
-    "If you do not have any conda distribution, it is recommended to install `mambaforge` by following the guide in [`robotology-superbuild` docs](https://github.com/robotology/robotology-superbuild/blob/v2022.11.0/doc/install-mambaforge.md). \n",
+    "If you do not have any conda distribution, it is recommended to install `miniforge3` by following the guide in [`robotology-superbuild` docs](https://github.com/robotology/robotology-superbuild/blob/v2024.08.0/doc/install-miniforge.md). \n",
     "\n",
     "Once you have conda installed on your system, you can open a terminal and create on the fly an environment called `idyntree-jupyter` and activate it and then clone the idyntree repo:\n",
     "~~~\n",
-    "mamba create -n idyntree-jupyter -c conda-forge numpy matplotlib meshcat-python idyntree icub-models ipywidgets \n",
-    "mamba activate idyntree-jupyter \n",
+    "conda create -n idyntree-jupyter -c conda-forge numpy matplotlib meshcat-python idyntree icub-models ipywidgets \n",
+    "conda activate idyntree-jupyter \n",
     "~~~\n",
     "\n",
     "Then, we can clone the idyntree repo to easily open this notebook, and then we can start the `jupyter notebook` application and open the `MeshcatVisualizerExample.ipynb` file from the Jupyter Notebook user interface:\n",