Disable secondary indexes for JSON attribute after updates

[glookka]

Bug Description:

Secondary indexes generated for a JSON attribute are not disabled when that JSON attribute is updated. This needs to be fixed.

Manticore Search Version:

6.3.1

Operating System Version:

Any

Have you tried the latest development version?

Yes

Internal Checklist:

^{To be completed by the assignee. Check off tasks that have been completed or are not applicable.}

• [ ] Implementation completed
• [ ] Tests developed
• [ ] Documentation updated
• [ ] Documentation reviewed
• [ ] Changelog updated