CI: switch the multinode job to tempest-multinode-full-base

The non-base job is designed for the integrated gate and may have
unnecessary side effects. It has recently overriding the OVS agent
bridge settings, breaking our job.

Make the job voting again.

Change-Id: Ied8cafd32c3e634d498467ebe878a411f0b24e6d

zuul.d/ironic-jobs.yaml

@@ -414,7 +414,8 @@
 - job:
     name: ironic-tempest-ipa-wholedisk-direct-tinyipa-multinode
     description: ironic-tempest-ipa-wholedisk-direct-tinyipa-multinode
-    parent: tempest-multinode-full-py3
+    parent: tempest-multinode-full-base
+    nodeset: openstack-two-node-focal
     pre-run: playbooks/ci-workarounds/pre.yaml
     required-projects:
       - openstack/ironic

zuul.d/project.yaml

@@ -19,8 +19,7 @@
         - ironic-tempest-wholedisk-bios-snmp-pxe
         - ironic-tempest-ipa-partition-pxe_ipmitool
         - ironic-tempest-ipa-partition-uefi-pxe_ipmitool
-        - ironic-tempest-ipa-wholedisk-direct-tinyipa-multinode:
-            voting: false
+        - ironic-tempest-ipa-wholedisk-direct-tinyipa-multinode
         - ironic-tempest-bios-ipmi-direct-tinyipa
         - ironic-tempest-bfv
         - ironic-tempest-ipa-partition-uefi-pxe-grub2
@@ -57,6 +56,7 @@
         - ironic-tempest-wholedisk-bios-snmp-pxe
         - ironic-tempest-ipa-partition-pxe_ipmitool
         - ironic-tempest-ipa-partition-uefi-pxe_ipmitool
+        - ironic-tempest-ipa-wholedisk-direct-tinyipa-multinode
         - ironic-tempest-bios-ipmi-direct-tinyipa
         - ironic-tempest-bfv
         - ironic-tempest-ipa-partition-uefi-pxe-grub2