upgrade to cppunit 1.13.2

* remove obsolete patch part
* enable x64 target for vc project file on win64

Change-Id: Ie794c08c9f739ad8c9c68c423f72e79ed4f6b0ff
Reviewed-on: https://gerrit.libreoffice.org/10856
Reviewed-by: Thomas Arnhold <thomas@arnhold.org>
Tested-by: Thomas Arnhold <thomas@arnhold.org>