stylelint 16.21.0

on Node.js NPM

It rounds out the message secondary option and marks it as stable, adds 1 new option to a rule, and fixes 4 bugs.

• Added: non-experimental support for functional message secondary option (#8595) (@ybiquitous).
• Added: ignore: ["after-custom-property"] to custom-property-empty-line-before (#8627) (@imkesin).
• Fixed: cache configuration property not being respected (#8599) (@ybiquitous).
• Fixed: fastest-levenshtein import when bundling (#8621) (@onigoetz).
• Fixed: named-grid-areas-no-invalid false positives for interpolated grid-template-areas in CSS-in-JS (#8606) (@shahana308).
• Fixed: selector-pseudo-*-no-unknown false positives for the missing form control styling selectors (#8623) (@tyrann0us).