chore(deps): update actions to v4

Author: renovate[bot]

.github/workflows/test.yml

@@ -76,7 +76,7 @@ jobs:
           TARGET_PYTHON: ${{ matrix.python-version }}
 
       - name: Upload coverage
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: coverage-data
           path: ".cache/.coverage.*"
@@ -311,7 +311,7 @@ jobs:
           COVERAGE_FILE: .cache/.coverage.databases
 
       - name: Upload coverage
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: coverage-data
           path: ".cache/.coverage*"
@@ -334,7 +334,7 @@ jobs:
           pip install -U . -r pipelines/requirements/ci.txt
 
       - name: Download coverage data.
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: coverage-data
           path: .cache/
@@ -345,7 +345,7 @@ jobs:
 
       - name: Upload coverage report
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: htmlcov
           path: htmlcov
@@ -356,7 +356,7 @@ jobs:
           nox -s push-coverage
 
       # delete the temporary coverage artifacts to save on unnecessary cloud storage usage
-      - uses: geekyeggo/delete-artifact@v2
+      - uses: geekyeggo/delete-artifact@v4
         with:
           name: coverage-data