Test fips job on centos-9

Added FIPS experimental jobs for centos-8 and centos-9.

Change-Id: I42208f82b995f67f45c733e76d6d285a1faf9f95

zuul.d/integrated-gate.yaml

@@ -319,11 +319,19 @@
     vars:
       tox_envlist: full
       configure_swap_size: 4096
-      devstack_local_conf:
-        test-config:
-          "$TEMPEST_CONFIG":
-            validation:
-              ssh_key_type: 'ecdsa'
+      nslookup_target: 'opendev.org'
+
+- job:
+    name: tempest-centos9-stream-fips
+    parent: devstack-tempest
+    description: |
+      Integration testing for a FIPS enabled Centos 9 system
+    nodeset: devstack-single-node-centos-9-stream
+    pre-run: playbooks/enable-fips.yaml
+    vars:
+      tox_envlist: full
+      configure_swap_size: 4096
+      nslookup_target: 'opendev.org'
 
 - job:
     name: tempest-pg-full

zuul.d/project.yaml

@@ -161,7 +161,7 @@
             irrelevant-files: *tempest-irrelevant-files
         - tempest-pg-full:
             irrelevant-files: *tempest-irrelevant-files
-        - tempest-centos8-stream-fips:
+        - tempest-centos9-stream-fips:
             irrelevant-files: *tempest-irrelevant-files
     periodic-stable:
       jobs:
@@ -177,3 +177,4 @@
         - tempest-all
         - tempest-full-oslo-master
         - tempest-stestr-master
+        - tempest-centos9-stream-fips