[neutron] Transition Newton and older branches to EOL

Some neutron related projects' newton and older branches seem to be
remained open accidentally, with this patch these branches will be
tagged with $series-eol tag and removed afterwards.

Change-Id: I7c100d84e22731710681e611fad6a70863ee2fb7

deliverables/liberty/networking-bgpvpn.yaml

@@ -0,0 +1,11 @@
+---
+launchpad: bgpvpn
+team: neutron
+type: other
+releases:
+  - version: liberty-eol
+    projects:
+      - repo: openstack/networking-bgpvpn
+        hash: 1e4d1d183ab69e8f976bebcaaba29ff723c04cd0
+repository-settings:
+  openstack/networking-bgpvpn: {}

deliverables/liberty/networking-odl.yaml

@@ -0,0 +1,11 @@
+---
+launchpad: networking-odl
+team: neutron
+type: other
+releases:
+  - version: liberty-eol
+    projects:
+      - repo: openstack/networking-odl
+        hash: 0b5c8265917d13390743436f24f4aeb3f332bb79
+repository-settings:
+  openstack/networking-odl: {}