windows.config: Use MSVC rc instead of GNU windres
windows.config: Use MSVC rc instead of GNU windres

We were accidentally always using GNU windres, which meant no symbols
for the resources.

atsushieno/cerbero,fluendo/cerbero,atsushieno/cerbero,nirbheek/cerbero,atsushieno/cerbero,atsushieno/cerbero,GStreamer/cerbero,fluendo/cerbero,atsushieno/cerbero,nirbheek/cerbero,fluendo/cerbero,fluendo/cerbero,nirbheek/cerbero,nirbheek/cerbero,GStreamer/cerbero,GStreamer/cerbero,GStreamer/cerbero,GStreamer/cerbero,fluendo/cerbero