Update package.json

Author: ZeroCho

ch4/front/package.json

@@ -17,7 +17,6 @@
     "faker": "^4.1.0",
     "immer": "^7.0.1",
     "next": "^9.4.4",
-    "next-redux-saga": "^4.1.2",
     "next-redux-wrapper": "^6.0.1",
     "prop-types": "^15.7.2",
     "react": "^16.13.1",