* Upgrade to Spring Integration AWS `3.0.1`
* Upgrade to Spring Cloud AWS `3.0.1`
* Use `spring-cloud-aws-dependencies` BOM to manage Spring Cloud AWS deps, as well as AWS SDK
* Remove `AmazonS3Properties` in favor of similar properties in the Spring Cloud AWS auto-configuration
* Remove `CompatibleStorageAmazonS3Configuration` in favor of its code migration to the single `AmazonS3Configuration`
* Fix `supplier`, `consumer`, `source` and `sink` for S3 to use API and programing model from the mentioned upgrades
* Add extra `dataflow-configuration-metadata` entries for the mentioned properties from the Spring Cloud AWS auto-configuration
* Regenerate README for `s3-source` and `s3-sink`
* Fix `metadata-store-common` to use the latest Spring Integration AWS for DynamoDB store impl
* * Fix `AmazonS3ConfigurationTests` for missed `AwsAutoConfiguration`
in an `ApplicationContextRunner` setup
* * Remove unused import in the `MetadataStoreAutoConfigurationTests`
* * Remove unused import in the `AbstractAwsS3ConsumerMockTests`
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