Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to d5a7006356a2f22a6e247fd96be7b06f67b1b573
  - Merge "JUnit tests for RequestsDBHelper"
  - JUnit tests for RequestsDBHelper
    
    Increased junit tests coverage according to Sonar analyses.
    
    Change-Id: I66a513d664122c1a37e64dc6eca533590b16d48c
    Issue-ID: SO-1692
    Signed-off-by: Robert Bogacki <r.bogacki@samsung.com>
    
1 file changed