Use newer upload-artifact version.

Author: s-ludwig

.github/workflows/ci.yml

@@ -55,7 +55,7 @@ jobs:
               run: ./run-test262.sh
 
             - name: Upload log
-              uses: actions/upload-artifact@v3
+              uses: actions/upload-artifact@v4
               if: always()
               with:
                 name: runtest262 log