Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 203d4b0db84bc0164eab04651de302f2d3868012
  - Improvements in VfResourceStructure
    
    Improvements in VfResourceStructure according to the Sonar analyses.
    -Removed unnecessary imports.
    -Removed unnecessary exceptions.
    -Improvements for possible NPE issues.
    
    Issue-ID: SO-1983
    Signed-off-by: Robert Bogacki <r.bogacki@samsung.com>
    Change-Id: I014c5de19eca853cf1263b541e2c34b6e6db9b1d
    
1 file changed