[DOCS] [ML] Document as Breaking Changes in 8.7+ that saved object sync check for jobs is broken and the fix will be in 8.10

[hp0620]

Kibana version: 8.7/8.8/8.9

Any additional context:

This PR (#160266) fixes a bug introduced in PR- #146155.

However, the issue was not documented in the Release Notes for 8.8/8.9 as breaking changes, even though the impact is significant enough to break the view of the users as they are encountered with warning modals.

This issue prevents the users from being able to create or modify ML jobs and as some spaces have sensitive data that is not meant to be accessed by all users, and as such this change is deemed to break the user experience and would like to ask this to be documented in the release notes.

We understand that the fix is delivered in 8.10 version, so it will be helpful to include this in 8.8, 8,9 and 8.10, so users will be aware of this change and the fix versions.

The workaround without the fix is to provide access to ALL spaces, which is not ideal and fixed version would greatly improve the user experience.

Related PR/Issues:

• [ML] Fix saved object sync check for jobs which are hidden from the user #160266
• [ML] ML client and shared services optimizations #146155
• Improve efficiency of capabilities.resolveCapabilities #146881
• [ML] Optimise excessive API calls for ML Kibana endpoints  #144897

Thank you.

[elasticmachine]

Pinging @elastic/kibana-docs (Team:Docs)