[7.11] [Security Solution][Case] Fix comment content when pushing alerts to external services (#86812)

[cnasikas]

Backports the following commits to 7.11:

• [Security Solution][Case] Fix comment content when pushing alerts to external services ([Security Solution][Case] Fix comment content when pushing alerts to external services #86812)

[kibanamachine]

💛 Build succeeded, but was flaky

• continuous-integration/kibana-ci/pull-request
• Commit: ff4b05a
• Flaky suites:
  • xpack-securitySolutionCypress

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Test Failures

"before all" hook for "We show one primary callout".Detections > Callouts indicating read-only access to resources On Detections home page "before all" hook for "We show one primary callout"

Link to Jenkins

Stack Trace

Failed Tests Reporter:
  - Test has failed 2 times on tracked branches: https://github.com/elastic/kibana/issues/86981

Error: Timed out while retrying, last result was: {false}

Because this error occurred during a `before all` hook we are skipping the remaining tests in the current suite: `Detections > Callouts indic...`

Although you have test retries enabled, we do not retry tests when `before all` or `after all` hooks fail
    at Context.completeOrRetry (http://localhost:6111/__cypress/tests?p=cypress/support/index.js:1414:13)

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"before all" hook for "sets the KQL from a single IP with a value for the query".ml conditional links "before all" hook for "sets the KQL from a single IP with a value for the query"

Link to Jenkins

Stack Trace

Failed Tests Reporter:
  - Test has failed 4 times on tracked branches: https://github.com/elastic/kibana/issues/86979

Error: Timed out while retrying, last result was: {false}

Because this error occurred during a `before all` hook we are skipping the remaining tests in the current suite: `ml conditional links`

Although you have test retries enabled, we do not retry tests when `before all` or `after all` hooks fail
    at Context.completeOrRetry (http://localhost:6111/__cypress/tests?p=cypress/support/index.js:1414:13)

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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
securitySolution	8.5MB	8.5MB	+2.4KB

Page load bundle

Size of the bundles that are downloaded on every page load. Target size is below 100kb

id	before	after	diff
securitySolution	246.7KB	247.1KB	+466.0B

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