#i125115# fix unoinfo output on Windows

by using plain fwrite instead of trusting fprintf to handle the wchar_t string.
The endianess on Win32 can be assumed to be constant.

Merged from trunk revision 1603897


git-svn-id: https://svn.apache.org/repos/asf/openoffice/branches/AOO410@1604138 13f79535-47bb-0310-9956-ffa450edef68