Add @tsconfig/node16 as a dependency (#1254)

Author: trivikr

smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/base-package.json

@@ -19,7 +19,7 @@
     "tslib": "^2.6.2"
   },
   "devDependencies": {
-    "@tsconfig/node14": "1.0.3",
+    "@tsconfig/node16": "16.1.3",
     "concurrently": "7.0.0",
     "downlevel-dts": "0.10.1",
     "rimraf": "^3.0.0",