updates version in package

Author: ninadhatkar

package.json

@@ -41,7 +41,7 @@
   ],
   "name": "contentstack-cli",
   "readme": "./README.md",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "devDependencies": {
     "eslint": "5.9.0"
   }