Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to e39c2cbf62f993dbe7843b3eb360c485ef445554
  - Merge "mso should not send content type http header to"
  - mso should not send content type http header to
    
    Updated getHeaders to not add Content-Type header on GET requests
    Updated getHttpHeaders boolean to includeContentType
    
    Issue-ID: SO-2366
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I476bf02791d699cda2ca4118c8f578c96461097e
    
1 file changed