(aws-ses): ConfigurationSet.reputationMetrics incorrect default value

### Describe the issue

```ses.ConfigurationSet.reputationMetrics``` states the default value for this property is ```false``` whereas in reality it defaults to ```true```.

### Links

https://docs.aws.amazon.com/cdk/api/v2/docs/aws-cdk-lib.aws_ses.ConfigurationSet.html#reputationmetrics