chore(workflow): update GitHub Actions versions in python-package workflow

- Update actions/upload-artifact from v6 to v7
- Update actions/download-artifact from v7 to v8
- Update actions/checkout from v5 to v6

Author: tanbro

.github/workflows/python-package.yml

@@ -197,7 +197,7 @@ jobs:
           SETUPTOOLS_SCM_PRETEND_VERSION: ${{ needs.validate-tag.outputs.version }}
 
       - name: Store the distribution packages
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: python-package-distributions
           path: dist/
@@ -213,7 +213,7 @@ jobs:
 
     steps:
       - name: Download distribution packages
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: python-package-distributions
           path: dist/
@@ -233,10 +233,10 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Download distribution packages
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: python-package-distributions
           path: dist/