Update git submodules

* Update docs/submodules/aaf/certservice.git from branch 'master'
  to 9e692d47d60d47c3668ba3281fdca61921a92fcf
  - Implementation of CSR procedure
    
    Issue-ID: AAF-996
    
    Signed-off-by: pwielebs <piotr.wielebski@nokia.com>
    Change-Id: Id294259b292e2d355be9c70ab4f7eb7017c8c150
    
1 file changed