Update tsconfig.json (#3858)

Via microsoft/TypeScript#56723

Author: RyanCavanaugh

src/schemas/json/tsconfig.json

@@ -954,9 +954,11 @@
                       "ESNext.String",
                       "ESNext.Symbol",
                       "DOM",
+                      "DOM.AsyncIterable",
                       "DOM.Iterable",
                       "ScriptHost",
                       "WebWorker",
+                      "WebWorker.AsyncIterable",
                       "WebWorker.ImportScripts",
                       "Webworker.Iterable",
                       "ES7",