Update package.json

Keep the CommonJS format for now.
the ESModule format reports an error:
SyntaxError: The requested module '../dist/index.js' does not provide an export named 'default'

package.json

@@ -2,7 +2,6 @@
   "name": "vite-plugin-wasm",
   "version": "3.4.0",
   "description": "Add WebAssembly ESM integration (aka. Webpack's `asyncWebAssembly`) to Vite and support `wasm-pack` generated modules.",
-  "type": "module",
   "types": "./exports/require.d.cts",
   "main": "./exports/require.cjs",
   "module": "./exports/import.mjs",