Shorten service identifier

The identifier is used to compute the registry path, and should
ideally be kept short and without spaces.

win/winvnc/VNCServerService.cxx

@@ -29,7 +29,7 @@ using namespace winvnc;
 using namespace rfb;
 using namespace win32;
 
-const TCHAR* winvnc::VNCServerService::Name = _T("TigerVNC Server");
+const TCHAR* winvnc::VNCServerService::Name = _T("TigerVNC");
 
 VNCServerService::VNCServerService()
   : Service(Name)