[8.12] [ResponseOps] Fix for flaky test - Actions migrations "before …

…all" hook for "7.10.0 migrates the casesConfiguration to be the incidentConfiguration in config, then 7.11.0 removes incidentConfiguration" (#172733) (#172835)

# Backport

This will backport the following commits from `main` to `8.12`:
- [[ResponseOps] Fix for flaky test - Actions migrations "before all"
hook for "7.10.0 migrates the casesConfiguration to be the
incidentConfiguration in config, then 7.11.0 removes
incidentConfiguration"
(#172733)](#172733)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Alexi
Doak","email":"[email protected]"},"sourceCommit":{"committedDate":"2023-12-07T15:10:42Z","message":"[ResponseOps]
Fix for flaky test - Actions migrations \"before all\" hook for \"7.10.0
migrates the casesConfiguration to be the incidentConfiguration in
config, then 7.11.0 removes incidentConfiguration\"
(#172733)\n\nResolves
https://github.com/elastic/kibana/issues/169159\r\n\r\n##
Summary\r\n\r\nI only removed the skip bc the flaky test runner passed
after 500+
runs.\r\n\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4231\r\nx
50\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4232\r\nx
250\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4234\r\nx
250","sha":"08386bf35ee1575ac37eb0c374c0f9752bef8ea5","branchLabelMapping":{"^v8.13.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:skip","Team:ResponseOps","v8.12.0","v8.13.0"],"number":172733,"url":"https://github.com/elastic/kibana/pull/172733","mergeCommit":{"message":"[ResponseOps]
Fix for flaky test - Actions migrations \"before all\" hook for \"7.10.0
migrates the casesConfiguration to be the incidentConfiguration in
config, then 7.11.0 removes incidentConfiguration\"
(#172733)\n\nResolves
https://github.com/elastic/kibana/issues/169159\r\n\r\n##
Summary\r\n\r\nI only removed the skip bc the flaky test runner passed
after 500+
runs.\r\n\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4231\r\nx
50\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4232\r\nx
250\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4234\r\nx
250","sha":"08386bf35ee1575ac37eb0c374c0f9752bef8ea5"}},"sourceBranch":"main","suggestedTargetBranches":["8.12"],"targetPullRequestStates":[{"branch":"8.12","label":"v8.12.0","labelRegex":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"},{"branch":"main","label":"v8.13.0","labelRegex":"^v8.13.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/172733","number":172733,"mergeCommit":{"message":"[ResponseOps]
Fix for flaky test - Actions migrations \"before all\" hook for \"7.10.0
migrates the casesConfiguration to be the incidentConfiguration in
config, then 7.11.0 removes incidentConfiguration\"
(#172733)\n\nResolves
https://github.com/elastic/kibana/issues/169159\r\n\r\n##
Summary\r\n\r\nI only removed the skip bc the flaky test runner passed
after 500+
runs.\r\n\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4231\r\nx
50\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4232\r\nx
250\r\n\r\nhttps://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/4234\r\nx
250","sha":"08386bf35ee1575ac37eb0c374c0f9752bef8ea5"}}]}] BACKPORT-->

Co-authored-by: Alexi Doak <[email protected]>

x-pack/test/alerting_api_integration/spaces_only/tests/actions/migrations.ts

@@ -15,8 +15,7 @@ export default function createGetTests({ getService }: FtrProviderContext) {
   const supertest = getService('supertest');
   const esArchiver = getService('esArchiver');
 
-  // FLAKY: https://github.com/elastic/kibana/issues/169159
-  describe.skip('migrations', () => {
+  describe('migrations', () => {
     before(async () => {
       await esArchiver.load('x-pack/test/functional/es_archives/actions');
     });