Update git submodules

* Update helpcontent2 from branch 'master'
  - Whenever fired from Dialog Editor the help page lacks 'Component' introduction.
    
    The HowToGet part requires your assistance/experience
    
    Change-Id: Ibaf25e610a38bcdca2a2d3c6703881ac8dd68ea0
    Reviewed-on: https://gerrit.libreoffice.org/79219
    Tested-by: Jenkins
    Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    
diff --git a/helpcontent2 b/helpcontent2
index accc6a9..0ce1406 160000
--- a/helpcontent2
+++ b/helpcontent2
@@ -1 +1 @@
Subproject commit accc6a9e1478521bc51f5c826a4499d098d1e5c5
Subproject commit 0ce1406dc7f26a363ae635fe7ee63716df1bede2