Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 023a9a7398957caeecaafaf9083392e49a4b6262
  - Merge "add image detail endpoint to openstack proxy"
  - add image detail endpoint to openstack proxy
    
    Fix issue where Image had an outer wrapper
    
    Issue-ID: SO-2910
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: Ia823cf21c6014e513f49bacf84fd2a61a2724bcb
    
1 file changed