Update obsolete GH actions

Author: ThiefMaster

.github/workflows/releasing.yaml

@@ -26,13 +26,13 @@ jobs:
       - name: Extract changelog
         run: |
           .github/bin/extract-changelog.py ${{ github.ref_name }} /tmp/changelog.md
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v6
         name: Upload build artifacts
         with:
           name: wheel
           retention-days: 7
           path: ./dist/*.whl
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v6
         name: Upload changelog
         with:
           name: changelog
@@ -45,7 +45,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v7
       - name: Draft release
         run: >-
           gh release create
@@ -68,7 +68,7 @@ jobs:
       contents: write
       id-token: write
     steps:
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v7
       - name: Publish package to Test PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
         with: