Update git submodules

* Update docs/submodules/so/libs.git from branch 'master'
  to d7d05d563996d179e3af89362f5400ab1a1318c9
  - Code Enhancement (Sonar Fixes)
    
    Sonar Issues Fixes
    
    Issue-ID: SO-1490
    
    Change-Id: I1e1782b6c98b21d339004374c9bd92839f095c5d
    Signed-off-by: Isaac Manuel Raj <isaac.manuelraj@huawei.com>
    
diff --git a/docs/submodules/so/libs.git b/docs/submodules/so/libs.git
index c712db1..d7d05d5 160000
--- a/docs/submodules/so/libs.git
+++ b/docs/submodules/so/libs.git
@@ -1 +1 @@
-Subproject commit c712db17091c639f1b8515edcced0cbb52c81a17
+Subproject commit d7d05d563996d179e3af89362f5400ab1a1318c9