Make the standalone job voting again

We forgot to revert it. This job covers software RAID and manual
cleaning, so it's very important to avoid regressions, even if it costs
us some rechecks from time to time.

Change-Id: I2446afeaca866ffc3131b5e9f266526f35fc5ed7

Author: dtantsur

zuul.d/project.yaml

@@ -15,13 +15,7 @@
         - ipa-tempest-bios-ipmi-direct-src
         - ipa-tempest-uefi-redfish-vmedia-src
         - metalsmith-integration-ipa-src-uefi
-        # NOTE(TheJulia): The cleaning tests run in standalone job has a
-        # high failure rate due to possible race during long running steps
-        # like deployment with raid setup. While we're working on a fix,
-        # we also need to fix IPA and Ironic itself, so this is as a result
-        # temporary.
-        - ironic-standalone-ipa-src:
-            voting: false
+        - ironic-standalone-ipa-src
         # NOTE(dtantsur): non-voting because IPA source code is very unlikely
         # to break them. They rather serve as a canary for broken POST jobs.
         - ironic-python-agent-check-image-tinyipa:
@@ -40,6 +34,7 @@
         - ipa-tempest-bios-ipmi-direct-src
         - ipa-tempest-uefi-redfish-vmedia-src
         - metalsmith-integration-ipa-src-uefi
+        - ironic-standalone-ipa-src
     post:
       jobs:
         - ironic-python-agent-build-image-tinyipa