message: Change HttpMethod to CorsHttpMethod
diff: @@ -202,11 +202,11 @@ new Api(this, "Api", {
  Override the default behavior of allowing all methods, and only allow the GET method.
  ```js {4-6}
  -import { HttpMethod } from "@aws-cdk/aws-apigatewayv2";
  +import { CorsHttpMethod } from "@aws-cdk/aws-apigatewayv2";
  new Api(this, "Api", {
  cors: {
  - allowMethods: [HttpMethod.GET],
  + allowMethods: [CorsHttpMethod.GET],
  },
  routes: {
  "GET /notes": "src/list.main",
  