Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 92647e31a682f5cebcf9bf153024f5b466331e91
  - Merge "added assert statements in JUnits in 4 files"
  - added assert statements in JUnits in 4 files
    
    Issue-ID: SO-2804
    Change-Id: I63c5ff0fd23d0d30beaf32658115b7403f0dcfbf
    Signed-off-by: Rupinder <rupinsi1@in.ibm.com>
    
1 file changed