Update git submodules

* Update docs/submodules/so/libs.git from branch 'master'
  to 93f480949c9b0babd4f10d7b0e47f5c23b9b6b88
  - Merge "Code Enhancement (Sonar Fixes)"
  - Code Enhancement (Sonar Fixes)
    
    Sonar Issues Fixes
    
    Issue-ID: SO-1490
    
    Change-Id: I018569f19becc609d1c6f3b595bf05aadb86eadf
    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 d7218db..93f4809 160000
--- a/docs/submodules/so/libs.git
+++ b/docs/submodules/so/libs.git
@@ -1 +1 @@
-Subproject commit d7218db1247c9129c06fde271cd09661acbd2c42
+Subproject commit 93f480949c9b0babd4f10d7b0e47f5c23b9b6b88