chore: remove punycode prod dependency

temporarily keep @types/punycode dev dependency until #6 is solved

Author: p-kuen

dist/VueMarkdown.js.map

@@ -17,6 +17,7 @@
     "@rollup/plugin-typescript": "^8.2.1",
     "rollup": "^2.50.6",
     "rollup-plugin-css-only": "^3.1.0",
+    "rollup-plugin-node-builtins": "^2.1.2",
     "rollup-plugin-serve": "^1.1.0",
     "rollup-plugin-terser": "^7.0.2",
     "tslib": "^2.2.0"