Update git submodules

* Update helpcontent2 from branch 'libreoffice-6-3'
  - tdf#126889 Fix icon size in branch 6.3
    
    fix dtd mistake
    
    Change-Id: Ic8b0fe43788d6743e3d7f7c11b05d96235a0b967
    Reviewed-on: https://gerrit.libreoffice.org/77473
    Tested-by: Jenkins
    Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
    

1 files changed, 0 insertions, 0 deletions

diff --git a/helpcontent2 b/helpcontent2
-Subproject ecf0cdc0597e076dff4c257aa5d28a2aa8c7081
+Subproject f2a2568c6211285c3da999a7d1a788c3f3485ab