Downgrade vscode types to 1.39.0

Author: badsyntax

package-lock.json

@@ -195,7 +195,7 @@
     "@types/mocha": "^5.2.7",
     "@types/node": "^12.12.7",
     "@types/sinon": "^7.5.0",
-    "@types/vscode": "^1.40.0",
+    "@types/vscode": "^1.39.0",
     "glob": "^7.1.6",
     "mocha": "^6.2.2",
     "prettier": "^1.19.1",