Update deploy-pure-python.yml

updated version checkout

.github/workflows/deploy-pure-python.yml

@@ -8,7 +8,7 @@ jobs:
     name: Build and test package
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         # this is necessary for setuptools_scm to work properly with github
         # actions, see https://github.com/pypa/setuptools_scm/issues/480 and
         # https://stackoverflow.com/a/68959339
@@ -70,4 +70,4 @@ jobs:
           name: artifact
           path: dist
       - name: Publish package to pypi
-        uses: pypa/gh-action-pypi-publish@release/v1
+        uses: pypa/gh-action-pypi-publish@release/v1