GLOBAL_VENV: add nova to linked binaries

This is being used in some nova jobs, so we need to add it. Also order
the list of linked binaries to allow easier maintenance.

Change-Id: Ief012f7842d6e14380c9575740d1856bc1f2355e
diff --git a/stack.sh b/stack.sh
index c8f7c9d..641c3c3 100755
--- a/stack.sh
+++ b/stack.sh
@@ -827,11 +827,12 @@
 
 if [[ "$GLOBAL_VENV" == "True" ]] ; then
     # TODO(frickler): find a better solution for this
-    sudo ln -sf /opt/stack/data/venv/bin/privsep-helper /usr/local/bin
     sudo ln -sf /opt/stack/data/venv/bin/cinder-rtstool /usr/local/bin
-    sudo ln -sf /opt/stack/data/venv/bin/openstack /usr/local/bin
-    sudo ln -sf /opt/stack/data/venv/bin/tox /usr/local/bin
+    sudo ln -sf /opt/stack/data/venv/bin/nova /usr/local/bin
     sudo ln -sf /opt/stack/data/venv/bin/nova-manage /usr/local/bin
+    sudo ln -sf /opt/stack/data/venv/bin/openstack /usr/local/bin
+    sudo ln -sf /opt/stack/data/venv/bin/privsep-helper /usr/local/bin
+    sudo ln -sf /opt/stack/data/venv/bin/tox /usr/local/bin
 
     setup_devstack_virtualenv
 fi