Gate: run the multinode job instead of the regular one

The multinode job tests both regular and multitenancy scenarios.

Depends-On: I46d94c29f858977604c0a3430257eca2bee977e3
Change-Id: I6e8a521cbf7e0a68b1a100daa385cf90731be83b
diff --git a/zuul.d/stable-jobs.yaml b/zuul.d/stable-jobs.yaml
index 7a9150a..071b247 100644
--- a/zuul.d/stable-jobs.yaml
+++ b/zuul.d/stable-jobs.yaml
@@ -10,18 +10,18 @@
     override-checkout: stable/pike
 
 - job:
-    name: ironic-tempest-dsvm-ipa-wholedisk-bios-agent_ipmitool-tinyipa-queens
-    parent: ironic-tempest-dsvm-ipa-wholedisk-bios-agent_ipmitool-tinyipa
+    name: ironic-tempest-dsvm-ipa-wholedisk-agent_ipmitool-tinyipa-multinode-queens
+    parent: ironic-tempest-dsvm-ipa-wholedisk-agent_ipmitool-tinyipa-multinode
     override-checkout: stable/queens
 
 - job:
-    name: ironic-tempest-dsvm-ipa-wholedisk-bios-agent_ipmitool-tinyipa-pike
-    parent: ironic-tempest-dsvm-ipa-wholedisk-bios-agent_ipmitool-tinyipa
+    name: ironic-tempest-dsvm-ipa-wholedisk-agent_ipmitool-tinyipa-multinode-pike
+    parent: ironic-tempest-dsvm-ipa-wholedisk-agent_ipmitool-tinyipa-multinode
     override-checkout: stable/pike
 
 - job:
-    name: ironic-tempest-dsvm-ipa-wholedisk-bios-agent_ipmitool-tinyipa-ocata
-    parent: ironic-tempest-dsvm-ipa-wholedisk-bios-agent_ipmitool-tinyipa
+    name: ironic-tempest-dsvm-ipa-wholedisk-agent_ipmitool-tinyipa-multinode-ocata
+    parent: ironic-tempest-dsvm-ipa-wholedisk-agent_ipmitool-tinyipa-multinode
     override-checkout: stable/ocata
 
 - job: