use v4 download action

Author: braised-babbage

.github/workflows/deploy-ast.yml

@@ -25,11 +25,11 @@ jobs:
           # The version checker uses 'importlib.metadata' which is Python 3.10+.
           python-version: '3.10'
 
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: openpulse-python-wheel
 
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: openpulse-python-sdist
 
@@ -59,4 +59,4 @@ jobs:
           set -e
           source .venv/bin/activate
           python3 -mpip install -U twine
-          twine upload openpulse-*.whl openpulse-*.tar.gz
+          twine upload openpulse-*.whl openpulse-*.tar.gz

.github/workflows/tests-ast.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: openpulse-python-wheel
           path: ./source/openpulse/