fix: bayes error (#939)

Author: FeelyChau

Diff for: packages/core/package.json

@@ -17,7 +17,7 @@
   "author": "",
   "license": "Apache-2.0",
   "dependencies": {
-    "@pipcook/datacook": "^0.1.1",
+    "@pipcook/datacook": "0.1.1",
     "papaparse": "^5.3.1"
   },
   "devDependencies": {