ci: add error message if Error signal

[v1v]

What does this PR do?

Enhance the steps details when there is an error step since the description is not populated by default.

Why is it important?

Add more details to the PR comments mesages, therefore errors such as CI required an approval or other kind of errors will be reported with the error message.

Actions

• Add ITs

Related issues

Closes #501

Blocked by #507

Tests

Wiremock

• java -jar wiremock-standalone-2.26.3.jar --port 8080 --verbose
• make -C local start
• make -C local start-local-worker
• build http://localhost:18080/job/it/job/getBuildInfoJsonFiles/job/error/
• open http://localhost:8080/__admin/recorder/ with http://localhost:18080/ and Record
• run

jobName=error
build=1
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/steps/?limit=10000  && 
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/tests/?status=FAILED  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/log/  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}//  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/blueTestSummary/  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/changeSet/  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/artifacts/  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/tests/?limit=10000000  &&
curl http://localhost:8080/blue/rest/organizations/jenkins/pipelines/it/getBuildInfoJsonFiles/${jobName}/runs/${build}/

[apmmachine]

💚 Build Succeeded

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Build stats

• Build Cause: [Started by user Victor Martinez]

• Start Time: 2020-05-04T13:42:23.155+0000

• Duration: 6 min 13 sec (373178)

• Commit: 145dd3b

Test stats 🧪

Test	Results
Failed	0
Passed	489
Skipped	9
Total	498