fix: rollup build command line

otherwise pnpm run build returns error:
"
[!] RollupError: Node tried to load your configuration file as CommonJS
even though it is likely an ES module. To resolve this, change the extension
of your configuration to ".mjs", set "type": "module" in your package.json file
or pass the "--bundleConfigAsCjs" flag.
"

package.json

@@ -10,7 +10,7 @@
   "main": "dist/index.js",
   "module": "dist/index.es.js",
   "scripts": {
-    "build": "rollup -c",
+    "build": "rollup -c --bundleConfigAsCjs",
     "lint": "pnpm lint:docs && pnpm lint:package && pnpm lint:js",
     "lint:docs": "prettier --write README.md",
     "lint:js": "eslint --cache src --ext .js",