Update documentation URL (#404)

Author: davidbrochart

README.md

@@ -8,7 +8,7 @@ Try it online:
 - JupyterLab frontend: [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyter-server/jupyverse/HEAD?urlpath=jupyverse-jupyterlab)
 - Jupyter Notebook frontend: [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyter-server/jupyverse/HEAD?urlpath=jupyverse-notebook)
 
-Documentation is available [here](https://davidbrochart.github.io/jupyverse).
+Documentation is available [here](https://jupyter-server.github.io/jupyverse).
 
 ## Motivation
 

pyproject.toml

@@ -184,12 +184,3 @@ path = "jupyverse/__init__.py"
 
 [tool.pytest.ini_options]
 asyncio_mode = "strict"
-
-[tool.pixi.project]
-name = ""
-channels = ["conda-forge"]
-platforms = ["linux-64"]
-
-[tool.pixi.dependencies]
-pip = ">=24.0,<25"
-python = "<3.12"