chore: add publishConfig

Author: simonsmith

package.json

@@ -2,6 +2,9 @@
   "name": "@simonsmith/stylelint-component-custom-property",
   "version": "0.1.0",
   "description": "Stylelint plugin that validates CSS custom properties in CSS modules to ensure they follow a component-based naming convention.",
+  "publishConfig": {
+    "access": "public"
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/simonsmith/stylelint-component-custom-property"