Merge branch 'fix_ldap_config' into 'master'

Fix erroneous YAML spacing in LDAP configuration

## What does this MR do?

Fix erroneous indentation in LDAP example configuration

## Are there points in the code the reviewer needs to double check?

Is the indentation correct now? 😂 

## Why was this MR needed?

Bad configs in docs suck.

See merge request !4326