test_runner: fix junit report on empty diagnostic #66575

Triggered via pull request August 17, 2026 19:43

lazerg

synchronize #65357

Status Success

Total duration 2m 40s

Artifacts 1

doc.yml

on: pull_request

Produced during runtime

Name	Size	Digest
docs	6.83 MB	`sha256:e65d61dcf968afa76f54bf60935ff59f5fa1c0f29d84d6b6e2c19089172cb993`