Fixing client tslint command

Author: rehabHassanein

src/client/package.json

@@ -35,7 +35,10 @@
     "redux-thunk": "^2.3.0",
     "reselect": "^4.0.0",
     "typesafe-actions": "^3.0.0",
-    "yup": "^0.26.10"
+    "yup": "^0.26.10",
+    "tslint": "^5.12.1",
+    "tslint-react": "^3.6.0",
+    "typescript": "^3.3.3"
   },
   "scripts": {
     "start": "react-scripts start",