Remove stale vscode settings

Author: chenglou

.vscode/launch.json

@@ -1,16 +1,8 @@
 {
   "editor.formatOnSave": false,
-  "[reason]": {
-    "editor.formatOnSave": false
-  },
   "git.ignoreLimitWarning": true,
   "git.enabled": true,
   "editor.codeLens": true,
-  // "reason_language_server.location": "./lib/bs/native/bin.native",
-  "reason_language_server.location": "./bin.exe",
-  // "reason_language_server.show_debug_errors": true,
-  // "reason_language_server.location": "./lib/bs/native/bin.native.exe",
-  // "reason_language_server.reloadOnChange": true,
   "editor.tabSize": 2,
   "workbench.settings.editor": "json",
   "ocaml.sandbox": {