Listbox columns slightly out of line when using breeze theme

Steps to Reproduce

Ensure breeze theme is used. Other themes that were checked did not have this issue.

Open the test.zul file.

Current Result

See zk8_column_alignment_issue.png

Expected Result

Columns line up correctly as per ZK 7.0.5

Debug Information

https://github.com/zkoss/zkthemes/blob/c81718bbc0b1143e80a29d4e52271d88ef066e08/breeze/src/archive/web/js/zul/mesh/less/auxhead.less#L19

Should be border-left.

Workaround

  <style>
  .z-auxheader {
    border-left: 1px solid #CFCFCF;
    border-right: 0;
  }
  </style>