final bash8 files for the rest of devstack

With this devstack/master is bash8 clean, and ready for enforcement

Change-Id: I03fc89b401e6b7a23224d71472122c1bfa3ad0bd
diff --git a/tools/xen/install_os_domU.sh b/tools/xen/install_os_domU.sh
index 0f314bf..9a2f5a8 100755
--- a/tools/xen/install_os_domU.sh
+++ b/tools/xen/install_os_domU.sh
@@ -44,9 +44,9 @@
 
 xe_min()
 {
-  local cmd="$1"
-  shift
-  xe "$cmd" --minimal "$@"
+    local cmd="$1"
+    shift
+    xe "$cmd" --minimal "$@"
 }
 
 #
@@ -132,8 +132,8 @@
 # Set up ip forwarding, but skip on xcp-xapi
 if [ -a /etc/sysconfig/network ]; then
     if ! grep -q "FORWARD_IPV4=YES" /etc/sysconfig/network; then
-      # FIXME: This doesn't work on reboot!
-      echo "FORWARD_IPV4=YES" >> /etc/sysconfig/network
+        # FIXME: This doesn't work on reboot!
+        echo "FORWARD_IPV4=YES" >> /etc/sysconfig/network
     fi
 fi
 # Also, enable ip forwarding in rc.local, since the above trick isn't working