Update git submodules

* Update helpcontent2 from branch 'libreoffice-6-2'
  - Help files: http -> https
    
    + some more conservative changes
    
    Change-Id: Ib905881e92c64deb2f8b22be6dbded8b53d5f8ba
    Reviewed-on: https://gerrit.libreoffice.org/63197
    Tested-by: Jenkins
    Reviewed-by: Sophie Gautier <gautier.sophie@gmail.com>
    Reviewed-by: Caolán McNamara <caolanm@redhat.com>
    Tested-by: Caolán McNamara <caolanm@redhat.com>
    (cherry picked from commit 358e35fb1670578b56501fd1561235028bd0e5b9)
    Reviewed-on: https://gerrit.libreoffice.org/63817
    Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    

1 files changed, 0 insertions, 0 deletions

diff --git a/helpcontent2 b/helpcontent2
-Subproject e3e4636796bbb71f04756c3f66685a1ee4c5c7a
+Subproject 4c7939c610d889fd177bb581cf070b8bb45435a