Feature/ddb enhanced add override configuration to enhanced req

[iulianbudau]

Enabled AwsRequestOverrideConfiguration overrideConfiguration API on DDb enhanced requests. This will allow users to customize requests by e.g. attaching MetricPublisher or configure timeout at enhanced requests level.

Motivation and Context

#2514

Modifications

Added overrideConfiguration method to all enhanced requests. This will take an AwsRequestOverrideConfiguration which will pass it to the corresponding low level request.

Testing

Screenshots (if appropriate)

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)

Checklist

• I have read the CONTRIBUTING document
• Local run of mvn install succeeds
• My code follows the code style of this project
• My change requires a change to the Javadoc documentation
• I have updated the Javadoc documentation accordingly
• I have added tests to cover my changes
• All new and existing tests passed
• I have added a changelog entry. Adding a new entry must be accomplished by running the scripts/new-change script and following the instructions. Commit the new file created by the script in .changes/next-release with your changes.
• My change is to implement 1.11 parity feature and I have updated LaunchChangelog

License

• I confirm that this pull request can be released under the Apache 2 license