Flaky Test

• Test Name: TestRunCmd – github.com/elastic/beats/v7/x-pack/heartbeat/monitors/browser/synthexec
• Link: Link to file/line number in github.
• Branch: master
• Artifact Link: https://beats-ci.elastic.co//blue/rest/organizations/jenkins/pipelines/Beats/pipelines/beats/pipelines/PR-23873/runs/4/steps/1274/log/?start=0
• Notes: Platforms: only fails in Windows (all the versions)

Stack Trace

Error
Failed
Stacktrace
=== RUN   TestRunCmd
--- FAIL: TestRunCmd (0.00s)

### Tasks
- [ ] Uncomment the commented-out steps of the x-pack/heartbeat pipeline when it's done.