Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 54262a9491e0b54da582dae1da86a941a68b4684
  - Update scale out description
    
    Change-Id: Ia8265b51f4b346911b1d05c2cbe57785c08559ab
    Issue-ID: INT-748
    Signed-off-by: Marco Platania <platania@research.att.com>
    
1 file changed