Unblock cinder-tempest-plugin-lvm-multiattach job

Unblock the cinder-tempest-plugin-lvm-multiattach job by temporarily
excluding the TestMultiAttachVolumeSwap tests.

Related-Bug: #1980816
Change-Id: Ib1aefbdc7560ce054bdd97c2b5ae7d02acbd080c
diff --git a/.zuul.yaml b/.zuul.yaml
index 8738ae2..d92f283 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -67,6 +67,8 @@
     vars:
       tempest_test_regex: '(^tempest\.(api|scenario)|(^cinder_tempest_plugin))'
       tempest_test_exclude_list: '{{ ansible_user_dir }}/{{ zuul.projects["opendev.org/openstack/tempest"].src_dir }}/tools/tempest-integrated-gate-storage-exclude-list.txt'
+      # Temporarily exclude TestMultiAttachVolumeSwap until LP bug #1980816 is resolved.
+      tempest_exclude_regex: 'TestMultiAttachVolumeSwap'
       tox_envlist: all
       devstack_localrc:
         ENABLE_VOLUME_MULTIATTACH: true