Update git submodules

* Update helpcontent2 from branch 'master'
  to d599028d4f126c8a2badc3787e3fdf8277219c96
  - Improve another frankly inaccurate statement…
    
    ... and fix a couple of typos done in core commit 5e86949c479af5ef443f77b978fcb2b9021de848
    
    Change-Id: Ie7ed9da3a3858434ae9ff086d61587c8ffdcd02b
    
diff --git a/helpcontent2 b/helpcontent2
index ebe05a0..d599028 160000
--- a/helpcontent2
+++ b/helpcontent2
@@ -1 +1 @@
Subproject commit ebe05a0be7226d4e35ed1cf96e60aaa2703234eb
Subproject commit d599028d4f126c8a2badc3787e3fdf8277219c96