Merge branch 'chore/update-elasticsearch-developer-docs' into 'master'

Update developer docs for advanced search

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/182532



Merged-by: Ashraf Khamis <akhamis@gitlab.com>
Approved-by: Arturo Herrero <arturo.herrero@gmail.com>
Reviewed-by: Ashraf Khamis <akhamis@gitlab.com>
Co-authored-by: maddievn <mvanniekerk@gitlab.com>