docs: log Stagehand example update

Author: aaronlab

docs/launch/metrics-log.md

@@ -30,3 +30,4 @@ uv run --python 3.11 python scripts/launch_metrics.py --json
 | 2026-05-09T09:28:03+00:00 | 3 | 998 | 0 | 0 | 3 | 0 | 1 | after README and homepage integration link audit |
 | 2026-05-09T09:33:19+00:00 | 3 | 998 | 0 | 0 | 3 | 0 | 1 | after custom GitHub Pages workflow deployment: https://github.com/aaronlab/browsertrace/actions/runs/25597763887 |
 | 2026-05-09T09:37:29+00:00 | 3 | 998 | 0 | 0 | 3 | 0 | 1 | after Skyvern example and issue update: https://github.com/aaronlab/browsertrace/issues/4#issuecomment-4412182416 |
+| 2026-05-09T09:40:39+00:00 | 3 | 998 | 0 | 0 | 3 | 0 | 1 | after Stagehand wrapper example: https://github.com/aaronlab/browsertrace/commit/6dcb4fd13d42519428cc4a406ed439975efd241f |