[7.x] [Metrics UI] Correct inaccurate offsetting for non-rate aggregations inside of metrics threshold alerts (#106947)

[Zacqary]

Backports the following commits to 7.x:

• [Metrics UI] Correct inaccurate offsetting for non-rate aggregations inside of metrics threshold alerts ([Metrics UI] Correct inaccurate offsetting for non-rate aggregations inside of metrics threshold alerts #106947)

[kibanamachine]

💔 Build Failed

• continuous-integration/kibana-ci/pull-request
• Commit: 05062e8
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• Pipeline Steps (look for red circles / failed steps)
• Interpreting CI Failures

Failed CI Steps

• Jest Unit Tests

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Test Failures

Kibana Pipeline / jest / Jest Tests.x-pack/plugins/reporting/server/routes/diagnostic.POST /diagnose/browser cleans up process and subscribers

Link to Jenkins

Standard Out

Failed Tests Reporter:
  - Test has failed 1 times on tracked branches: https://github.com/elastic/kibana/issues/89369

Stack Trace

Error: thrown: "Exceeded timeout of 6000 ms for a test.
Use jest.setTimeout(newTimeout) to increase the timeout value, if this is a long-running test."
    at /var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/x-pack/plugins/reporting/server/routes/diagnostic/browser.test.ts:223:3
    at _dispatchDescribe (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-circus/build/index.js:67:26)
    at describe (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-circus/build/index.js:30:5)
    at Object.<anonymous> (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/x-pack/plugins/reporting/server/routes/diagnostic/browser.test.ts:31:1)
    at Runtime._execModule (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-runtime/build/index.js:1299:24)
    at Runtime._loadModule (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-runtime/build/index.js:898:12)
    at Runtime.requireModule (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-runtime/build/index.js:746:10)
    at jestAdapter (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-circus/build/legacy-code-todo-rewrite/jestAdapter.js:106:13)
    at processTicksAndRejections (internal/process/task_queues.js:95:5)
    at runTestInternal (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-runner/build/runTest.js:380:16)
    at runTest (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-runner/build/runTest.js:472:34)
    at Object.worker (/var/lib/jenkins/workspace/elastic+kibana+pipeline-pull-request/kibana/node_modules/jest-runner/build/testWorker.js:133:12)

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Metrics [docs]

✅ unchanged

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