[Chapel Merge] Update docs button for today's 1.23 release

Branch: refs/heads/master
Revision: d79f88f
Author: bradcray
Log Message:

Merge pull request #16594 from bradcray/update-docs-button-for-1.23

Update docs button for today’s 1.23 release

[trivial, not reviewed]

Modified Files:
M doc/util/versionButton.php

Compare: https://github.com/chapel-lang/chapel/compare/5e16071d1da1...d79f88f7c345