feat: Amazon S3 integration for assets and transfers

[kandakji]

What this PR changes/adds

Briefly describe WHAT your pr changes, which features it adds/modifies.

The PR changes include added functionalities around S3 storage where I added:
. Ability to create assets referencing s3 objects
. Ability to transfer assets to an s3 sink (a bucket is provisioned in eu-west-1 if the bucket and the region are not provided in the transfer popup)

Why it does that

Briefly state why the change was necessary.

It extends the datadashboard functionality to support a additional data plane being S3

Further notes

List other areas of code that have changed but are not necessarily linked to the main feature. This could be method
signature changes, package declarations, bugs that were encountered and were fixed inline, etc.

Linked Issue(s)

Closes # <-- insert Issue number if one exists

Checklist

• added appropriate tests?
• performed checkstyle check locally?
• added/updated copyright headers?
• documented public classes/methods?
• added/updated relevant documentation?
• added relevant details to the changelog? (skip with label no-changelog)
• formatted title correctly? (take a look at the CONTRIBUTING and styleguide for details)