Fix vscode settings file

Author: satyam-seth

.vscode/setting.json renamed to .vscode/settings.json

@@ -2,9 +2,13 @@
   "editor.formatOnSave": true,
   "editor.codeActionsOnSave": {
     "source.fixAll": "explicit",
+    "source.unusedImports": "explicit",
     "source.organizeImports": "explicit"
   },
   "editor.rulers": [100],
+  "[json]": {
+    "editor.defaultFormatter": "esbenp.prettier-vscode"
+  },
   "[python]": {
     "editor.defaultFormatter": "ms-python.black-formatter"
   },