Update git submodules

* Update docs/submodules/so/libs.git from branch 'master'
  to 7c50cecacba8f3f6697a83ed65623b64473edae2
  - Code Enhancement (Sonar Fixes)
    
    Sonar Issues Fixes
    
    Issue-ID: SO-1490
    
    Change-Id: If791dd6e4f6eba4acc04c3c970e968b4d02c2feb
    Signed-off-by: Isaac Manuel Raj <isaac.manuelraj@huawei.com>
    
1 file changed