Merge pull request #1437 from procrastinate-org/renovate/major-all

Update actions/download-artifact action to v5

Author: renovate[bot]

.github/workflows/ci.yml

@@ -151,7 +151,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
           pattern: coverage-*
           merge-multiple: true