fix: ng update core

tsconfig.json

@@ -5,6 +5,7 @@
     "baseUrl": "./",
     "outDir": "./dist/out-tsc",
     "forceConsistentCasingInFileNames": true,
+    "esModuleInterop": true,
     "strict": true,
     "noImplicitOverride": true,
     "noPropertyAccessFromIndexSignature": true,
@@ -12,7 +13,6 @@
     "noFallthroughCasesInSwitch": true,
     "sourceMap": true,
     "declaration": false,
-    "downlevelIteration": true,
     "experimentalDecorators": true,
     "moduleResolution": "node",
     "importHelpers": true,