Type of request: This is a ...

[x] bug report
[ ] feature request

Detailed description

SES Client V2 call to get send statistics fails with an error. I believe that this was fixed for other services, like S3 on this issue reported #1899

Expected behavior

Should not fail

Actual behavior

Throws exception

software.amazon.awssdk.core.exception.SdkClientException: Unable to unmarshall response (Text '2021-02-25 09:51:10.915102' could not be parsed at index 10). Response Code: 200, Response Text:

Caused by: java.time.format.DateTimeParseException: Text '2021-02-25 09:51:10.915102' could not be parsed at index 10

Steps to reproduce

Run test added on PR localstack/localstack-java-utils#43