Update git submodules

* Update helpcontent2 from branch 'libreoffice-6-2'
  - Point to the correct ODFF 1.2 specification download link
    
    The previously pointed to office-formula page is the collection of
    working drafts.
    
    Change-Id: Id8bc75e2192ce8da26ca1af1d8779560ace14b6b
    Reviewed-on: https://gerrit.libreoffice.org/65454
    Reviewed-by: Eike Rathke <erack@redhat.com>
    Tested-by: Jenkins
    (cherry picked from commit 0155024f13bd7e44e66fae82e22e30b4f0dbf740)
    Reviewed-on: https://gerrit.libreoffice.org/65456
    

1 files changed, 0 insertions, 0 deletions

diff --git a/helpcontent2 b/helpcontent2
-Subproject ee3f82cd88d4d4923d4cfce81bbe2f6ea3d2c1f
+Subproject 0c9865c57a7234e7cb0b21fe5109f9131ece70d