Issue #494: Updated temp_centos7.cfg

Signed-off-by: abhishek-s-a <a_sa@dellteam.com>

control_plane/roles/control_plane_customiso/files/temp_centos7.cfg

@@ -53,4 +53,9 @@ reboot
 %packages
 @core
 net-tools
-%end
+%end
+
+%post --log=/root/ks-post.log
+yum groupinstall "Infiniband Support" -y
+yum install infiniband-diags perftest qperf -y
+%end