Expose ResourcePolicy on Amplify managed tables.

[dpilch]

Describe the feature you'd like to request

Expose ResourcePolicy on Amplify managed tables. It is not possible to change the ResourcePolicy for Amplify managed tables (Gen 2).

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-dynamodb-table.html#cfn-dynamodb-table-resourcepolicy

Describe the solution you'd like

Add resourcePolicy setter in AmplifyDynamoDbTableWrapper.

Describe alternatives you've considered

N/A

Additional context

No response

Is this something that you'd be interested in working on?

• [ ] 👋 I may be able to implement this feature request

Would this feature include a breaking change?

• [ ] ⚠️ This feature might incur a breaking change