Current indentation of this block suggest the for is for all of the code in the block

[gbraad]

The current indentation looks confusing, as it suggest that the for loop also does the /etc/ssh/sshd_config changes.

https://github.com/eclipse/che-dockerfiles/blob/803d5bfedf487b439598b0f7fc80a6d329cb5825/recipes/stack-base/centos/Dockerfile#L45-L57

I would suggest to use spaces and align on the script block