This adds support for
1. custom delimiters
2. reading offsets to avoid having to read a large CSV all at once
3. excluding byte-order-mark
NODE-861
#7443
Story: [PAY-846](https://linear.app/n8n/issue/PAY-846) | Related:
https://github.com/n8n-io/n8n/pull/7225
For the S3 backend for external storage of binary data and execution
data, the `getAsStream` method in the binary data manager interface used
by FS and S3 will need to become async. This is a breaking change for
nodes-base.