use BIN (binaries) consistent for non-l10n stuff

Change-Id: I0434810c13e4e30d5aa36684ed0ed3974fb7e1cf
Reviewed-on: https://gerrit.libreoffice.org/6753
Reviewed-by: Björn Michaelsen <bjoern.michaelsen@canonical.com>
Tested-by: Björn Michaelsen <bjoern.michaelsen@canonical.com>