Update git submodules

* Update helpcontent2 from branch 'master'
  - Add bookmark for BASIC QBColor function
    
    Change-Id: I1f7e7ea399fcc579463a7a4ac610e7205d64fcf8
    Reviewed-on: https://gerrit.libreoffice.org/65756
    Tested-by: Jenkins
Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    

helpcontent2 @ 3ddd2196

-Subproject commit afdcd47966ebd0a2f379c01aac2ea9b85bb6cb83
+Subproject commit 3ddd2196c0788b6748b0ac0afdc3512b07eb290b