Assign IPs for neutron dynamic routing

Neutron dynamic routing reques extra 6 IPs on br-public interface
This patch reserve them for internal usage and assign to interface.

Related-Prod: PRODX-31417
Change-Id: I40dba97db590f9bccd2141c68c2003a31ab19724
diff --git a/de/heat-templates/top.yaml b/de/heat-templates/top.yaml
index 90c21f1..1bd11e7 100644
--- a/de/heat-templates/top.yaml
+++ b/de/heat-templates/top.yaml
@@ -92,7 +92,7 @@
   private_floating_network_ipam_pool_end:
     type: string
     description: pool end which is used as pool for IPAM and assigned to instances port
-    default: '10.11.12.99'
+    default: '10.11.12.70'
   private_floating_network_pool_start:
     type: string
     default: '10.11.12.100'