Update bgp.j2 eg-added ipv4 and ipv6 to p-only groups, as when using Nokia...

Update bgp.j2 eg-added ipv4 and ipv6 to p-only groups, as when using Nokia PE routers, these do not add a transport mpls label for the global table, unlike Junos. Checked with Nomios & Nokia we need this.

We need also in Juniper, but assume this is via playbook now?

geant/gap_ansible/roles/base_config/templates/routers/nokia/router/bgp.j2

@@ -15,6 +15,7 @@
                     <local-address>{{ lo_ipv4_address }}</local-address>
                     <family>
                         <mcast-ipv4>true</mcast-ipv4>
+                        <ipv4>true</ipv4>
                     </family>
                 </group>
                 <group alu:operation="replace">
@@ -26,6 +27,7 @@
                     <local-address>{{ lo_ipv6_address }}</local-address>
                     <family>
                         <mcast-ipv6>true</mcast-ipv6>
+                        <ipv6>true</ipv6>
                     </family>
                 </group>
             {# Here goes the neighbors#}