emqx4.3/changes/ee/fix-12895.en.md

Complemented some necessary but missed keys for the DynamoDB connector and the action.

Breaking changes

• The old configuration no longer works, although it actually didn't work properly until this fix.
• For DynamoDB connector, a new key region is necessary.
• hash_key and range_key are now supported in the DynamoDB action, and hash_key is required.