Switch centos-8 jobs to centos-8-stream

Depends-On: https://review.opendev.org/797069

Change-Id: Ic80b256f771a7e61d2714644852cffb5271b1612
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index d761e34..9bf2759 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -39,6 +39,16 @@
           - controller
 
 - nodeset:
+    name: octavia-single-node-centos-8-stream
+    nodes:
+      - name: controller
+        label: nested-virt-centos-8-stream
+    groups:
+      - name: tempest
+        nodes:
+          - controller
+
+- nodeset:
     name: octavia-two-node
     nodes:
       - name: controller
@@ -649,6 +659,16 @@
         OCTAVIA_AMP_IMAGE_SIZE: 3
 
 - job:
+    name: octavia-v2-dsvm-scenario-centos-8-stream
+    parent: octavia-v2-dsvm-scenario
+    nodeset: octavia-single-node-centos-8-stream
+    vars:
+      devstack_localrc:
+        OCTAVIA_AMP_BASE_OS: centos
+        OCTAVIA_AMP_DISTRIBUTION_RELEASE_ID: 8-stream
+        OCTAVIA_AMP_IMAGE_SIZE: 3
+
+- job:
     name: octavia-v2-dsvm-scenario-ubuntu-focal
     parent: octavia-v2-dsvm-scenario
     vars: