This amends 4967d498
to put .bau files into user dir instead of shared config

Change-Id: Ic58b2cb10a62e90deebec9cd8d7dce5ef6218b43
Reviewed-on: https://gerrit.libreoffice.org/61387
Tested-by: Jenkins
Reviewed-by: Serge Krot (CIB) <Serge.Krot@cib.de>