Update html extension to TS 2.1.6 .Fixes #19629

extensions/npm-shrinkwrap.json

@@ -3,9 +3,9 @@
   "version": "0.0.1",
   "dependencies": {
     "typescript": {
-      "version": "2.0.10",
-      "from": "typescript@>=2.0.10 <3.0.0",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.0.10.tgz"
+      "version": "2.1.6",
+      "from": "typescript@2.1.6",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.1.6.tgz"
     }
   }
 }

extensions/package.json

 {
   "name": "vscode-extensions",
   "version": "0.0.1",
-  "private": true,
   "description": "Dependencies shared by all extensions",
   "dependencies": {
-    "typescript": "^2.1.5"
+    "typescript": "2.1.6"
   },
   "scripts": {
     "postinstall": "node ./postinstall"