chore(deps): update actions/download-artifact action to v5

Author: renovate[bot]

.github/workflows/build.yml

@@ -163,17 +163,17 @@ jobs:
         with:
           fetch-depth: 0
       - name: Download code coverage files (MacOS)
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: Code coverage (MacOS)
           path: Coverage/MacOS
       - name: Download code coverage files (Ubuntu)
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: Code coverage (Ubuntu)
           path: Coverage/Ubuntu
       - name: Download code coverage files (Windows)
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: Code coverage (Windows)
           path: Coverage/Windows