docs(route53): route53 fromHostedZoneId doc error (aws#12805)

`fromHostedZoneId` is use parameter not object

https://github.com/aws/aws-cdk/blob/3b66088010b6f2315a215e92505d5279680f16d4/packages/%40aws-cdk/aws-route53/lib/hosted-zone.ts#L70

So I fix doc

----

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packages/@aws-cdk/aws-route53/README.md

@@ -169,9 +169,7 @@ Alternatively, use the `HostedZone.fromHostedZoneId` to import hosted zones if
 you know the ID and the retrieval for the `zoneName` is undesirable.
 
 ```ts
-const zone = HostedZone.fromHostedZoneId(this, 'MyZone', {
-  hostedZoneId: 'ZOJJZC49E0EPZ',
-});
+const zone = HostedZone.fromHostedZoneId(this, 'MyZone', 'ZOJJZC49E0EPZ');
 ```
 
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