Update git submodules

* Update helpcontent2 from branch 'master'
  to a755e2c2ec426c9ce8412f29f2e1100437e4a44e
  - tdf#168443 Add <meta> description in Help pages.
    
    - Add <description> to the DTD
    - Add code for <description> in XSLT
    - Add a .description class in CSS
    
    Change-Id: Iaad102d16488fa26fd9cca513faee215754f7f47
    Reviewed-on: https://gerrit.libreoffice.org/c/help/+/191083
    Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    Tested-by: Jenkins
    

1 files changed, 0 insertions, 0 deletions

diff --git a/helpcontent2 b/helpcontent2
-Subproject 9deaacd83d8002f9cd53d6256a57b128c8f8183
+Subproject a755e2c2ec426c9ce8412f29f2e1100437e4a44