Remove PyPI repository URL

Author: sergeyklay

.github/workflows/cd.yml

@@ -152,5 +152,4 @@ jobs:
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           password: ${{ secrets.PYPI_API_TOKEN }}
-          repository-url: https://pypi.org/legacy/
           verbose: true

docs/source/conf.py

@@ -15,7 +15,7 @@
 project = "Clusterium"
 author = "Serghei Iakovlev"
 copyright = f"2025, {author}"
-release = "0.3.0"
+release = "0.3.1"
 
 # -- General configuration ---------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration