Set fixed allocation pools for tests that uses fixed IPs

Neutron may allocate additional IPs for internal services
which may conflict with hardcoded IPs in the tests. To avoid
this rase set allocation pool explicitly to do not overlap
with fixed_ip_address specified in the test

Related-Prod: PRODX-47172
Change-Id: I30818535b25e6c8a1cb72e415bf201cc381fdb65
diff --git a/heat_tempest_plugin/tests/functional/test_create_update_neutron_port.py b/heat_tempest_plugin/tests/functional/test_create_update_neutron_port.py
index cf51bbd..7bd6980 100644
--- a/heat_tempest_plugin/tests/functional/test_create_update_neutron_port.py
+++ b/heat_tempest_plugin/tests/functional/test_create_update_neutron_port.py
@@ -31,6 +31,9 @@
       enable_dhcp: false
       network: { get_resource: net }
       cidr: 11.11.11.0/24
+      allocation_pools:
+        - start: 11.11.11.2
+          end: 11.11.11.9
   port:
     type: OS::Neutron::Port
     properties:
diff --git a/heat_tempest_plugin/tests/functional/test_nova_server_networks.py b/heat_tempest_plugin/tests/functional/test_nova_server_networks.py
index 32ed27a..1239491 100644
--- a/heat_tempest_plugin/tests/functional/test_nova_server_networks.py
+++ b/heat_tempest_plugin/tests/functional/test_nova_server_networks.py
@@ -33,6 +33,9 @@
     properties:
       network: {get_resource: net}
       cidr: 11.11.11.0/24
+      allocation_pools:
+        - start: 11.11.11.2
+          end: 11.11.11.9
   security_group:
     type: OS::Neutron::SecurityGroup
     properties:
@@ -76,6 +79,9 @@
     properties:
       network: {get_resource: net}
       cidr: 11.11.11.0/24
+      allocation_pools:
+        - start: 11.11.11.2
+          end: 11.11.11.9
   port:
     type: OS::Neutron::Port
     properties:
@@ -111,12 +117,18 @@
       network: {get_resource: net}
       cidr: 11.11.11.0/24
       name: subnet_a
+      allocation_pools:
+        - start: 11.11.11.2
+          end: 11.11.11.9
   subnet_b:
     type: OS::Neutron::Subnet
     properties:
       network: {get_resource: net}
       cidr: 12.12.12.0/24
       name: subnet_b
+      allocation_pools:
+        - start: 12.12.12.2
+          end: 12.12.12.9
   server:
     type: OS::Nova::Server
     properties:
@@ -147,6 +159,9 @@
       name: the_subnet
       network: {get_resource: net}
       cidr: 11.11.11.0/24
+      allocation_pools:
+        - start: 11.11.11.2
+          end: 11.11.11.9
   server:
     type: OS::Nova::Server
     properties: