[AWS::BedrockAgentCore::GatewayTarget] - [Docs] - SchemaDefinition Description with wrong description

### Name of the resource

Other

### Resource name

AWS::BedrockAgentCore::GatewayTarget

### Reference Link

https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/aws-properties-bedrockagentcore-gatewaytarget-schemadefinition.html

### Details

currently states

> Description

    The workload identity details for the gateway.

To my understanding, it has nothing to do with that