Fix broken manifest schema not working with VSCode

Author: leeyi45

lib/buildtools/src/build/manifest.ts

@@ -24,7 +24,7 @@ export async function getBundleManifest(manifestFile: string, tabCheck?: boolean
   }
 
   const data = JSON.parse(rawManifest) as BundleManifest;
-  validate(data, manifestSchema.schema, { throwError: true });
+  validate(data, manifestSchema, { throwError: true });
 
   // Make sure that all the tabs specified exist
   if (tabCheck && data.tabs) {

lib/buildtools/src/build/modules/manifest.schema.json

@@ -1,23 +1,22 @@
 {
-  "schema": {
-    "type": "object",
-    "properties": {
-      "tabs": {
-        "description": "Tabs that will be loaded with this bundle",
-        "type": "array",
-        "items": {
-          "type": "string"
-        }
-      },
-      "version": {
-        "type": "string",
-        "description": "Version of your bundle"
-      },
-      "requires": {
-        "enum": [1, 2, 3, 4],
-        "description": "Minimum Source version required to run this bundle"
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "type": "object",
+  "properties": {
+    "tabs": {
+      "description": "Tabs that will be loaded with this bundle",
+      "type": "array",
+      "items": {
+        "type": "string"
       }
     },
-    "additionalProperties": false
-  }
-}
+    "version": {
+      "type": "string",
+      "description": "Version of your bundle"
+    },
+    "requires": {
+      "enum": [1, 2, 3, 4],
+      "description": "Minimum Source version required to run this bundle"
+    }
+  },
+  "additionalProperties": false
+}