..."C++ UNO bridge should convert non-UNO exceptions into RuntimeException"
(<https://bz.apache.org/ooo/show_bug.cgi?id=114635>), see
<https://lists.freedesktop.org/archives/libreoffice/2018-April/079985.html>
"Re: CppunitTest_sw_filters_test failing on x86 Linux, std::exception ->
uno::RuntimeException".

(The msvc_win32_{intel,x86-64} versions already handle non-UNO exceptions in
their msc{i,x}_filterCppException functions, in a different way.)

Change-Id: Ie359affed6831d16be0de3e3ff065484e28bd9c3
Reviewed-on: https://gerrit.libreoffice.org/52665Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>