[8.8] [Synthetics] hide error panel for test run logs for lightweight monitors (#157791)

[kibanamachine]

Backport

This will backport the following commits from main to 8.8:

• [Synthetics] hide error panel for test run logs for lightweight monitors (#157791)

Questions ?

Please refer to the Backport tool documentation

[elasticmachine]

Pinging @elastic/uptime (Team:uptime)

[kibana-ci]

💚 Build Succeeded

• Buildkite Build
• Commit: 7bd2487

Metrics [docs]

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
synthetics	1.2MB	1.2MB	+40.0B

Unknown metric groups

ESLint disabled line counts

id	before	after	diff
enterpriseSearch	17	19	+2
securitySolution	399	402	+3
total			+5

Total ESLint disabled count

id	before	after	diff
enterpriseSearch	18	20	+2
securitySolution	479	482	+3
total			+5

To update your PR or re-run it, just comment with:
@elasticmachine merge upstream

cc @dominiqueclarke