Update git submodules

* Update helpcontent2 from branch 'master'
  to 53871c4cf5a7703275a2e425b08a4199e9989c46
  - fix missing ) in the if statement.
    
    Change-Id: I6b2a45aeda8969778e902ae71e3fa5e46b82875a
    
diff --git a/helpcontent2 b/helpcontent2
index 5daaa3e..53871c4 160000
--- a/helpcontent2
+++ b/helpcontent2
@@ -1 +1 @@
Subproject commit 5daaa3e440b17505d644273a7305f073d6d5834d
Subproject commit 53871c4cf5a7703275a2e425b08a4199e9989c46