Update git submodules

* Update helpcontent2 from branch 'master'
  to cd6faa2767ad72d56c94259cf100cab49591b209
  - tdf#155875 UI cmds Writer/Table in Help(31)
    
    + refactoring
    + Table - Size menu (part 31)
      + Merges optimal row/height into shared file
      + delete obsolete help pages
      + delete pages with no HID (obsolete)
    + Some pages will be revisited
    
    Change-Id: I06593f96f3953f0de43a290a956acab94af09b34
    Reviewed-on: https://gerrit.libreoffice.org/c/help/+/156584
    Tested-by: Jenkins
    Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
    
diff --git a/helpcontent2 b/helpcontent2
index 2ae7099..cd6faa2 160000
--- a/helpcontent2
+++ b/helpcontent2
@@ -1 +1 @@
Subproject commit 2ae7099c3ba435fc466b2483d2d63d5e1bf493f6
Subproject commit cd6faa2767ad72d56c94259cf100cab49591b209