[neutron] Create non-client lib wallaby branch

This creates the stable/wallaby branch for any non-client libraries
now that we are past the lib freeze on March 11.

Change-Id: I1620b82a813971c19bf15987e5de57ee55ee4636

deliverables/wallaby/neutron-lib.yaml

@@ -31,3 +31,6 @@ releases:
     projects:
       - repo: openstack/neutron-lib
         hash: d73449dd1cd5045aaa3486a58cff7f773e90be7c
+branches:
+  - name: stable/wallaby
+    location: 2.10.1

deliverables/wallaby/os-ken.yaml

@@ -15,3 +15,6 @@ releases:
     projects:
       - repo: openstack/os-ken
         hash: 28b0341e481a8d53e8b6b8a70b8a16a08d027e10
+branches:
+  - name: stable/wallaby
+    location: 1.4.0

deliverables/wallaby/ovsdbapp.yaml

@@ -18,3 +18,6 @@ releases:
     projects:
       - repo: openstack/ovsdbapp
         hash: 38a99c79087e9279e1bdbda38e12bdc61468a1dc
+branches:
+  - name: stable/wallaby
+    location: 1.9.0

deliverables/wallaby/python-neutronclient.yaml

@@ -11,3 +11,6 @@ releases:
     projects:
       - repo: openstack/python-neutronclient
         hash: 4963c7ae14743d2542c8334e3175b7827750bb3d
+branches:
+  - name: stable/wallaby
+    location: 7.3.0