require xCAT-buildkit so it is installed by default

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@16698 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT/xCAT.spec

@@ -34,15 +34,13 @@ Requires: /usr/sbin/dhcpd
 Requires: /usr/bin/ssh
 %ifnarch s390x
 Requires: /etc/xinetd.d/tftp
+Requires: xCAT-buildkit
 # yaboot-xcat is pulled in so any MN can manage ppc nodes
 #Requires: yaboot-xcat
 %endif
 %ifarch ppc64
 Requires: perl-IO-Stty
 %endif
-%ifarch ppc64
-Requires: perl-IO-Stty
-%endif
 %endif
 
 # The aix rpm cmd forces us to do this outside of ifos type stmts