Update git submodules

* Update docs/submodules/aaf/certservice.git from branch 'master'
  to b101f008077c8036dcd9ca5e67ba6ff12bf3b394
  - Merge "Fix How to use functionality page."
  - Fix How to use functionality page.
    
    Issue-ID: AAF-1091
    Signed-off-by: Tomasz Wrobel <tomasz.wrobel@nokia.com>
    Change-Id: I328bf5d6d31dcd5745d5b80b64dc28c5b62f54e2
    
1 file changed