Replace pike symlink

This patch fix upgrade if files/pike is symlink.

Change-Id: I111fe68d1b30d4568fc5450d035f98324675f9d2
Related-Prod: PROD-17540
diff --git a/debian/salt-formula-neutron.postinst b/debian/salt-formula-neutron.postinst
new file mode 100644
index 0000000..5ef6f3a
--- /dev/null
+++ b/debian/salt-formula-neutron.postinst
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+set -e
+
+dpkg-maintscript-helper symlink_to_dir \
+        /usr/share/salt-formulas/env/neutron/files/pike /usr/share/salt-formulas/env/neutron/files/ocata salt-formula-neutron -- "$@"
+
+#DEBHELPER#
+
+exit 0