fix: remove exports["."].module to be compatible with resolution po…

…licy of nodejs offical & bundlers like `vite` (#13)

* fix: change exports[.].module to .mjs as package type is not explicit declared

* fix: change exports[.].module to .mjs as package type is not explicit declared

* remove exports[.].modules

package.json

@@ -19,7 +19,6 @@
     "./package.json": "./package.json",
     ".": {
       "types": "./dist/src/index.d.ts",
-      "module": "./dist/index.modern.js",
       "import": "./dist/index.modern.mjs",
       "default": "./dist/index.umd.js"
     }