Update Stylelint dev dependency to v16.6.0 (#5)

Release Notes for each updated version:

- https://github.com/stylelint/stylelint/releases/tag/16.2.0
- https://github.com/stylelint/stylelint/releases/tag/16.2.1
- https://github.com/stylelint/stylelint/releases/tag/16.3.0
- https://github.com/stylelint/stylelint/releases/tag/16.3.1
- https://github.com/stylelint/stylelint/releases/tag/16.4.0
- https://github.com/stylelint/stylelint/releases/tag/16.5.0
- https://github.com/stylelint/stylelint/releases/tag/16.6.0

Each release includes fixes and a few backward-compatible additions.

Author: jgarber623-cargosense

package-lock.json

@@ -29,7 +29,7 @@
     "stylelint-order": "^6.0.4"
   },
   "devDependencies": {
-    "stylelint": "^16.1.0"
+    "stylelint": "^16.6.0"
   },
   "peerDependencies": {
     "stylelint": ">=16.1"