Update git submodules

* Update helpcontent2 from branch 'master'
  to 739199319192c5869957267dbc5b8e7634e532b2
  - tdf#132643 Translate German section IDs
    
    Change-Id: Id6e284793d770e59f2912199e6d7b1da2fff1bd4
    Reviewed-on: https://gerrit.libreoffice.org/c/help/+/94630
    Tested-by: Jenkins
    Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    
diff --git a/helpcontent2 b/helpcontent2
index f3ff7c7..7391993 160000
--- a/helpcontent2
+++ b/helpcontent2
@@ -1 +1 @@
Subproject commit f3ff7c75c90975c352ac489226307a75b0cd261c
Subproject commit 739199319192c5869957267dbc5b8e7634e532b2