Create EOL tags for networking-ovn

These old branches (queens, rocky and stein) are not active recently
(more than 12 months since last merge on any of them), and there was no
answer for the mail asking for longer maintenance (see [1]).

[1]: http://lists.openstack.org/pipermail/openstack-discuss/2022-June/028800.html

Change-Id: I597a27ca6aeb0f7effd8055547d3ad40bd9c67ff

deliverables/queens/networking-ovn.yaml

@@ -51,6 +51,10 @@ releases:
     projects:
       - repo: openstack/networking-ovn
         hash: f5d20263a54c5fe3d8f68affe0518eec1bd83be0
+  - version: queens-eol
+    projects:
+      - hash: 51639aa60a6de09a44ceb896eb3d31ac3c3fedd7
+        repo: openstack/networking-ovn
 repository-settings:
   openstack/networking-ovn: {}
 branches:

deliverables/rocky/networking-ovn.yaml

@@ -41,6 +41,10 @@ releases:
     projects:
       - repo: openstack/networking-ovn
         hash: 5b9ed055237b9a9d39d1b174620c8afd0b45ce1d
+  - version: rocky-eol
+    projects:
+      - hash: 36f3e7092026188452cc217ed096ec728d8b736f
+        repo: openstack/networking-ovn
 branches:
   - location: 5.0.0.0rc1
     name: stable/rocky

deliverables/stein/networking-ovn.yaml

@@ -37,6 +37,10 @@ releases:
     projects:
       - repo: openstack/networking-ovn
         hash: 84e74585fc47ef0355009f5f01a71a75476654ea
+  - version: stein-eol
+    projects:
+      - hash: d55b38d408f835df9fbad492b97068f1fdf4c294
+        repo: openstack/networking-ovn
 branches:
   - location: 6.0.0.0rc1
     name: stable/stein