-Fix for iscsi installs without xNBA

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@4583 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/share/xcat/install/scripts/post.rh.iscsi

@@ -86,6 +86,6 @@ sed -i 's/^terminal/#terminal/' /boot/grub/menu.lst
 
 #remove all the repos, later addsiteyum will add the one from the master node.
 rm -f /etc/yum.repos.d/*
-
+export PATH=/xcatpost:/tmp/xcatpost:$PATH
 uploadboot
 exit 0