chore: fix babel plugin import (callstack#1305)

Author: jayu

Diff for: babel.js

@@ -1 +1 @@
-module.exports = require('./src/babel');
+module.exports = require('./lib/module/babel/index.js');

Diff for: package.json

@@ -5,9 +5,9 @@
   "main": "lib/module/index.js",
   "types": "lib/typescript/src/index.d.ts",
   "files": [
-    "src",
     "lib",
-    "dist"
+    "dist",
+    "babel.js"
   ],
   "sideEffects": false,
   "repository": {
@@ -134,4 +134,4 @@
       "src/"
     ]
   }
-}
+}