Update 'Maintained' stable branch jobs on master gate

We have stable/yoga released and stable/ussuri is in
'Extended Maintenance' state. Current 'Maintained'
stable branches are yoga, xena, wallaby, and victoria.

As per tempest stable branch testing policy[1], adding the
newly released stable/yoga job and remove the EM stable/ussuri
job.

[1] https://docs.openstack.org/tempest/latest/stable_branch_testing_policy.html

Change-Id: I96ef69c79014c95e07a5b3848bf50485eaa46df5
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index 98bbd88..ef613aa 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -530,6 +530,11 @@
         USE_PYTHON3: False
 
 - job:
+    name: octavia-v2-dsvm-noop-api-stable-yoga
+    parent: octavia-v2-dsvm-noop-api
+    override-checkout: stable/yoga
+
+- job:
     name: octavia-v2-dsvm-noop-api-stable-xena
     parent: octavia-v2-dsvm-noop-api
     override-checkout: stable/xena
@@ -545,12 +550,6 @@
     override-checkout: stable/victoria
 
 - job:
-    name: octavia-v2-dsvm-noop-api-stable-ussuri
-    parent: octavia-v2-dsvm-noop-api
-    nodeset: octavia-single-node-ubuntu-bionic
-    override-checkout: stable/ussuri
-
-- job:
     name: octavia-v2-dsvm-scenario
     parent: octavia-dsvm-live-base
     vars:
@@ -605,6 +604,11 @@
         override-checkout: 2.30.0
 
 - job:
+    name: octavia-v2-dsvm-scenario-stable-yoga
+    parent: octavia-v2-dsvm-scenario
+    override-checkout: stable/yoga
+
+- job:
     name: octavia-v2-dsvm-scenario-stable-xena
     parent: octavia-v2-dsvm-scenario
     override-checkout: stable/xena
@@ -618,12 +622,6 @@
     parent: octavia-v2-dsvm-scenario
     override-checkout: stable/victoria
 
-- job:
-    name: octavia-v2-dsvm-scenario-stable-ussuri
-    parent: octavia-v2-dsvm-scenario
-    nodeset: octavia-single-node-ubuntu-bionic
-    override-checkout: stable/ussuri
-
 # Legacy jobs for the transition to the act-stdby two node jobs
 - job:
     name: octavia-v2-dsvm-scenario-two-node
@@ -760,6 +758,11 @@
       - ^octavia_tempest_plugin/tests/(?!barbican_scenario/|\w+\.py).*
 
 - job:
+    name: octavia-v2-dsvm-tls-barbican-stable-yoga
+    parent: octavia-v2-dsvm-tls-barbican
+    override-checkout: stable/yoga
+
+- job:
     name: octavia-v2-dsvm-tls-barbican-stable-xena
     parent: octavia-v2-dsvm-tls-barbican
     override-checkout: stable/xena
@@ -824,6 +827,11 @@
         override-checkout: 2.30.0
 
 - job:
+    name: octavia-v2-dsvm-spare-pool-stable-yoga
+    parent: octavia-v2-dsvm-spare-pool
+    override-checkout: stable/yoga
+
+- job:
     name: octavia-v2-dsvm-spare-pool-stable-xena
     parent: octavia-v2-dsvm-spare-pool
     override-checkout: stable/xena
@@ -839,12 +847,6 @@
     override-checkout: stable/victoria
 
 - job:
-    name: octavia-v2-dsvm-spare-pool-stable-ussuri
-    parent: octavia-v2-dsvm-spare-pool
-    nodeset: octavia-single-node-ubuntu-bionic
-    override-checkout: stable/ussuri
-
-- job:
     name: octavia-v2-dsvm-cinder-amphora
     parent: octavia-v2-dsvm-scenario
     required-projects:
@@ -974,6 +976,11 @@
       tox_envlist: all
 
 - job:
+    name: octavia-v2-act-stdby-dsvm-scenario-stable-yoga
+    parent: octavia-v2-act-stdby-dsvm-scenario
+    override-checkout: stable/yoga
+
+- job:
     name: octavia-v2-act-stdby-dsvm-scenario-stable-xena
     parent: octavia-v2-act-stdby-dsvm-scenario
     override-checkout: stable/xena
@@ -988,12 +995,6 @@
     parent: octavia-v2-act-stdby-dsvm-scenario
     override-checkout: stable/victoria
 
-- job:
-    name: octavia-v2-act-stdby-dsvm-scenario-stable-ussuri
-    parent: octavia-v2-act-stdby-dsvm-scenario
-    nodeset: octavia-single-node-ubuntu-bionic
-    override-checkout: stable/ussuri
-
 ######### Third party jobs ##########
 
 - job: