Prettier: Include wp-prettier package (#1706)

Author: obenland

package.json

@@ -45,6 +45,7 @@
         "@wordpress/primitives": "^4.22.0",
         "@wordpress/scripts": "^27.0.0",
         "@wordpress/url": "^4.22.0",
-        "classnames": "^2.3.2"
+        "classnames": "^2.3.2",
+        "prettier": "npm:wp-prettier@^3.0.3"
     }
 }