doc: install pandoc and update pypandoc dependency in documentation requirements

Author: ElouenGinat

.github/workflows/docs.yaml

@@ -44,6 +44,8 @@ jobs:
         uses: astral-sh/setup-uv@v6
         with:
           enable-cache: true
+      - name: Install pandoc
+        run: sudo apt-get install -y pandoc
       - name: Install doc build requirements
         run: |
           uv venv .build-env

pyproject.toml

@@ -33,7 +33,7 @@ docs = [
     "numpydoc>=1.5",
     "sphinx-copybutton>=0.5",
     "nbsphinx>=0.9",
-    "pypandoc-binary>=1.17",
+    "pypandoc>=1.17",
     "ipykernel>=7",
     "matplotlib>=3.8",
 ]