Update xeus-python in docs

Author: martinRenou

docs/conf.py

@@ -1,10 +1,4 @@
 # -*- coding: utf-8 -*-
-import sys
-from pathlib import Path
-
-# Inserting ipycanvas to path
-sys.path.append(str(Path(__file__).parent.parent))
-
 extensions = [
     'sphinx.ext.autodoc',
     'sphinx.ext.napoleon',

docs/environment.yml

@@ -4,16 +4,12 @@ channels:
   - conda-forge
 
 dependencies:
-  - numpy
-  - ipywidgets
-  - pillow
+  - ipycanvas
   - mamba
   - pydata-sphinx-theme
-  - emsdk
-  # - empack
+  - empack
 
   - pip:
     - jupyterlite
     - jupyterlite-sphinx
-    - jupyterlite-xeus-python==0.3.0
-    - empack
+    - jupyterlite-xeus-python