Implement Redshift Sink Connector with S3 staging

[hemantkrsh]

A Sink connector to write data to Redshift, using the S3 staging method as this is preferred way to load high volume data with Redshift. Should be configurable - AWS IAM, Connection string, S3 bucket etc.

[GaneshPatil7517]

hey @hemantkrsh can you assign me i want to work on this....

[mmodzelewski]

@GaneshPatil7517 you're assigned :) Consider joining our Discord community if you haven't yet.

[GaneshPatil7517]

@GaneshPatil7517 you're assigned :) Consider joining our Discord community if you haven't yet.

yaa i already joined...

[hubcio]

@hemantkrsh would you review code in #2557, from user perspective?

[hemantkrsh]

@hemantkrsh would you review code in #2557, from user perspective?

@hubcio Sure, will do.

[hemantkrsh]

@hubcio Does this PR #2557 need review now, as I see it still needs some work.

[hubcio]

@hemantkrsh No, ignore it until proper E2E tests are in place and CI is green.