Stop copying the virt_power key around

This is no longer needed as the key details are now registered in
the ironic db again each node.

Change-Id: Icc78501a3008b9c1777c63762929795c01dced5d

elements/instack-vm/extra-data.d/50-add-instack-files

@@ -10,9 +10,7 @@ if [ -z "$ANSWERSFILE" ]; then
     exit 1
 fi
 
-file_list="$HOME/.ssh/id_rsa_virt_power
-$HOME/.ssh/id_rsa_virt_power.pub
-$ANSWERSFILE
+file_list="$ANSWERSFILE
 $TE_DATAFILE"
 
 for f in $file_list; do

elements/instack-vm/install.d/51-instack-files

@@ -15,8 +15,6 @@ chmod 0440 /etc/sudoers.d/stack
 visudo -c
 
 mkdir -p /home/stack/.ssh
-cp /tmp/in_target.d/id_rsa_virt_power /home/stack/.ssh/id_rsa_virt_power
-cp /tmp/in_target.d/id_rsa_virt_power.pub /home/stack/.ssh/id_rsa_virt_power.pub
 cp /tmp/in_target.d/undercloud.conf.sample /home/stack/undercloud.conf
 cp /tmp/in_target.d/$(basename $TE_DATAFILE) /home/stack/instackenv.json