arrange the pkglist

xCAT-server/share/xcat/netboot/rh/compute.rhels8.ppc64le.pkglist

@@ -1,17 +1,9 @@
 @minimal-environment
-bash
-openssl
-dhclient
-openssh-server
-openssh-clients
 chrony
-vim-minimal
-ntp
-rpm
-iputils
 kernel
 net-tools
 nfs-utils
+openssh-server
 rsync
 tar
 util-linux
@@ -19,15 +11,23 @@ wget
 python3
 tar
 bzip2
-gzip
-grub2
-grub2-tools
 bc
 dracut
 dracut-network
+rsyslog
 hostname
-parted
 e2fsprogs
 ethtool
-rsyslog
+parted
+openssl
+dhclient
+openssh-clients
+bash
+vim-minimal
+rpm
+iputils
+gzip
+grub2
+grub2-tools
+ntp
 lsvpd

xCAT-server/share/xcat/netboot/rh/service.rhels8.ppc64le.pkglist

@@ -8,8 +8,6 @@ rsync
 tar
 util-linux
 wget
-perl-DBD-MySQL
-perl-DBD-Pg
 python3
 tar
 bzip2
@@ -28,4 +26,11 @@ bash
 vim-minimal
 rpm
 iputils
+gzip
+grub2
+grub2-tools
+ntp
+lsvpd
+perl-DBD-MySQL
+perl-DBD-Pg