chore(deps): update actions/upload-artifact action to v6

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -33,7 +33,7 @@ jobs:
 
       - name: Upload test logs
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: test-logs-${{ matrix.os }}-${{ hashFiles(matrix.folder) }}
           path: |