Update git submodules

* Update helpcontent2 from branch 'libreoffice-6-4'
  - Add screenshot for Impress General Option page
    
    Adjust screenshot for Presenter Console too
    
    Change-Id: I84d0df90e26315ca57670e2ad6334ba69bece9c2
    Reviewed-on: https://gerrit.libreoffice.org/85581
    Tested-by: Jenkins
    Reviewed-by: Sophie Gautier <gautier.sophie@gmail.com>
    Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    

1 files changed, 0 insertions, 0 deletions

diff --git a/helpcontent2 b/helpcontent2
-Subproject 7cd48742114dd42f4c23e2ffd71d006d2dcbbc0
+Subproject 8419c8580a72267485ba008190c104990bdbf40