Fix useragent leak
Fix useragent leak

Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

atyndall/openconnect,lins05/openconnect,liiir1985/openconnect,matlockx/openconnect,chadcatlett/openconnect,mtmiller/openconnect,mveplus/openconnect-client,atyndall/openconnect,lins05/openconnect,don-johnny/openconnect,brandt/openconnect,matlockx/openconnect,neshema/openconnect,cernekee/openconnect,brandt/openconnect,matlockx/openconnect,certik/openconnect,neshema/openconnect,sihde/openconnect,certik/openconnect,atyndall/openconnect,mveplus/openconnect-client,mveplus/openconnect-client,lins05/openconnect,sihde/openconnect,cernekee/openconnect,cernekee/openconnect,nmav/openconnect-mine,don-johnny/openconnect,nmav/openconnect-mine,nmav/openconnect-mine,chadcatlett/openconnect,neshema/openconnect,cernekee/openconnect,certik/openconnect,don-johnny/openconnect,brandt/openconnect,chadcatlett/openconnect,liiir1985/openconnect,atyndall/openconnect,liiir1985/openconnect,mtmiller/openconnect,matlockx/openconnect,neshema/openconnect,mtmiller/openconnect,brandt/openconnect,nmav/openconnect-mine,mveplus/openconnect-client,liiir1985/openconnect,don-johnny/openconnect,chadcatlett/openconnect,sihde/openconnect,lins05/openconnect,mtmiller/openconnect