Update AWS SDK to 2.11.374

This is needed to support IAM Roles for Service Accounts.

• CHANGELOG.md: https://github.com/aws/aws-sdk-ruby/blob/f4e68cc45d39b505e92bd5c6fe81a4c03b188969/CHANGELOG.md
• Full diff: https://github.com/aws/aws-sdk-ruby/compare/v2.9.32..v2.11.374

Noteworthy changes:

• Feature - Aws::S3 - Fix Multipart Downloader bug issue 1566, now file batches exist in a newly created tmp directory under destination directory.

Closes #34154 (closed)