Potential fix for canary artifacts missing

.buildkite/scripts/upload-release.sh

@@ -146,6 +146,7 @@ function update_github_release() {
   local version="$1"
   local tag="$(release_tag "$version")"
   if [ "$tag" == "canary" ]; then
+    sleep 5 # There is possibly a race condition where this overwrites artifacts?
     run_command gh release edit "$tag" --repo "$BUILDKITE_REPO" \
       --notes "This release of Bun corresponds to the commit: $BUILDKITE_COMMIT"
   fi
@@ -188,12 +189,12 @@ function create_release() {
     upload_s3_file "releases/$BUILDKITE_COMMIT" "$artifact" &
     upload_s3_file "releases/$tag" "$artifact" &
     upload_github_asset "$tag" "$artifact" &
+    wait
   }
 
   for artifact in "${artifacts[@]}"; do
-    upload_artifact "$artifact" &
+    upload_artifact "$artifact"
   done
-  wait
 
   update_github_release "$tag"
   create_sentry_release "$tag"