v3.23.0

Release Notes

Enhancements

• Update the icon files and CSS icon definitions #612
• Add masthead utility links on the vertical nav on small viewports #615: This PR is related to this jira issue and fixes #496

Bug Fixes

• Remove the "open new window" icon in the header of the vertical nav test pages #611
• Links on the vertical nav mast head are blue #610: they should be light grey.
• Kebab menu in Toast Notifications is not vertically aligned with the text #609
• autoprefixer: support old firefox versions and placeholder fix #614: This fix adds other Firefox version prefixes to autoprefixer that were missed before, along with a fix for form-control::placeholder prefixed css