Retry every S3 request on 5xx server errors

[mosyp]

The 5xx server errors for s3 have to be retried, however rusoto has no such feature. See discussion https://github.com/delta-io/delta-rs/pull/510#issuecomment-981887975 for more details.

[viirya]

I think this can be closed now?

[houqp]

@viirya i think this issue tracks the work to make the retry more robust. Right now the current retry logic is a busy loop without sleep and exponential backoff. We might want to apply the retry more generally to other S3 api calls as well.