chore(deps): update actions/upload-artifact and actions/download-artifact action to v4 (#15798)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: fisker Cheung <lionkay@gmail.com>

.github/renovate.json5

@@ -39,6 +39,10 @@
       ],
       labels: ["dependency:tools"],
     },
+    {
+      matchManagers: ["github-actions"],
+      groupName: "GitHub Actions",
+    },
   ],
   ignoreDeps: [
     // It's a dependency of `remark-parse`, use same version to reduce size