[2.17 Backport] Adding index permissions for remote index in AD

[amitgalitz]

Description

Backporting #4719 to 2.17

Issues Resolved

[List any issues this PR will resolve]

Is this a backport? If so, please add backport PR # and/or commits #, and remove backport-failed label from the original PR.

Do these changes introduce new permission(s) to be displayed in the static dropdown on the front-end? If so, please open a draft PR in the security dashboards plugin and link the draft PR here

Testing

[Please provide details of testing done: unit testing, integration testing and manual testing]

Check List

• New functionality includes testing
• New functionality has been documented
• New Roles/Permissions have a corresponding security dashboards plugin PR
• API changes companion pull request created
• Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 65.34%. Comparing base (d43de79) to head (d64b764).
Report is 3 commits behind head on 2.17.

Additional details and impacted files

@@            Coverage Diff             @@
##             2.17    #4722      +/-   ##
==========================================
- Coverage   65.36%   65.34%   -0.03%     
==========================================
  Files         317      317              
  Lines       22158    22158              
  Branches     3581     3581              
==========================================
- Hits        14484    14479       -5     
- Misses       5878     5882       +4     
- Partials     1796     1797       +1     

see 3 files with indirect coverage changes