Missing adaption after 2e142c0e "tdf#114227: Add
support for PAC to ucbhelper::InternetProxyDecider on Windows", found by
<https://ci.libreoffice.org//job/lo_tb_random_config_linux/1456/>.

Change-Id: I5093827035a9bbc31f3d8d2262e14df55fa610aa
Reviewed-on: https://gerrit.libreoffice.org/59961Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
Tested-by: Stephan Bergmann <sbergman@redhat.com>
(cherry picked from commit 200f88c5)
Reviewed-on: https://gerrit.libreoffice.org/59981Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
Tested-by: Jenkins