Revert "[stable only] Make import jobs non-voting"

This reverts commit bc996f2.

Reason for revert: Make all jobs voting again as all the required CVE patches have merged.

Change-Id: I6c141ce126014660b056d7d226baffb326c87a22

Author: rajathere

.zuul.yaml

@@ -389,26 +389,20 @@
               - ^tools/.*$
               - ^tox.ini$
         - tempest-integrated-storage:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - tempest-integrated-storage-enforce-scope-new-defaults:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - tempest-integrated-storage-import:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - tempest-integrated-storage-import-standalone:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - glance-multistore-cinder-import:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - grenade:
             irrelevant-files: *tempest-irrelevant-files
         - tempest-ipv6-only:
             irrelevant-files: *tempest-irrelevant-files
         - nova-ceph-multistore:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - glance-centralized-cache:
             voting: false
@@ -423,16 +417,12 @@
         - openstack-tox-functional-py39
         - openstack-tox-functional-py310
         - tempest-integrated-storage:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - tempest-integrated-storage-enforce-scope-new-defaults:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - tempest-integrated-storage-import:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - tempest-integrated-storage-import-standalone:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - grenade:
             irrelevant-files: *tempest-irrelevant-files
@@ -441,7 +431,6 @@
         - tempest-ipv6-only:
             irrelevant-files: *tempest-irrelevant-files
         - nova-ceph-multistore:
-            voting: false
             irrelevant-files: *tempest-irrelevant-files
         - glance-secure-rbac-protection-functional
     experimental: