End support for stable/2023.1

This marks the end of support for stable/2023.1
which is moving to 'unmaintained' stage[1].

This adds the release note to mark the end of
support of 2023.1 as well as drop the job.

https: //lists.openstack.org/archives/list/openstack-discuss@lists.openstack.org/thread/UDQAC7SR5JAQJE5WBAG54A2MTBVBTJ44/

Change-Id: Ia91d9f4590f0b595a306a15f2c776cbabee169ab
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index c8f8753..a7641a6 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -39,7 +39,7 @@
         # those in respective stable branch gate.
         - tempest-full-2024-2:
             irrelevant-files: *tempest-irrelevant-files
-        - tempest-full-2023-1:
+        - tempest-full-2023-2:
             irrelevant-files: *tempest-irrelevant-files
         - tempest-multinode-full-py3:
             irrelevant-files: *tempest-irrelevant-files
@@ -188,15 +188,12 @@
         - tempest-full-2024-2
         - tempest-full-2024-1
         - tempest-full-2023-2
-        - tempest-full-2023-1
         - tempest-slow-2024-2
         - tempest-slow-2024-1
         - tempest-slow-2023-2
-        - tempest-slow-2023-1
         - tempest-full-2024-2-extra-tests
         - tempest-full-2024-1-extra-tests
         - tempest-full-2023-2-extra-tests
-        - tempest-full-2023-1-extra-tests
     periodic:
       jobs:
         - tempest-all
diff --git a/zuul.d/stable-jobs.yaml b/zuul.d/stable-jobs.yaml
index 6bf804a..f3e38ee 100644
--- a/zuul.d/stable-jobs.yaml
+++ b/zuul.d/stable-jobs.yaml
@@ -18,12 +18,6 @@
     override-checkout: stable/2023.2
 
 - job:
-    name: tempest-full-2023-1
-    parent: tempest-full-py3
-    nodeset: openstack-single-node-jammy
-    override-checkout: stable/2023.1
-
-- job:
     name: tempest-full-2024-2-extra-tests
     parent: tempest-extra-tests
     nodeset: openstack-single-node-jammy
@@ -42,12 +36,6 @@
     override-checkout: stable/2023.2
 
 - job:
-    name: tempest-full-2023-1-extra-tests
-    parent: tempest-extra-tests
-    nodeset: openstack-single-node-jammy
-    override-checkout: stable/2023.1
-
-- job:
     name: tempest-slow-2024-2
     parent: tempest-slow-py3
     nodeset: openstack-two-node-jammy
@@ -66,12 +54,6 @@
     override-checkout: stable/2023.2
 
 - job:
-    name: tempest-slow-2023-1
-    parent: tempest-slow-py3
-    nodeset: openstack-two-node-jammy
-    override-checkout: stable/2023.1
-
-- job:
     name: tempest-full-py3
     parent: devstack-tempest
     # This job version is to use the 'full' tox env which