Allow s3 upload component to accept multiple files

[mikesealey]

Describe the feature request
Allow the s3 upload component to accept multiple files, or make a new component that accepts multiple s3 uploads (similar to single attachment and attachment list). Currently, s3 upload will only accept a single file.

Feature request raised as a result of discussion #15401

Screenshots
Single & Multiple uploads for internal DB

Single S3 upload

[linear]

BUDI-9009 Allow s3 upload component to accept multiple files