default RequestBodyObject updateRequestBody(
            Context<? extends Trait> context,
            OperationShape operation,
            String httpMethodName,
            String path,
            RequestBodyObject requestBody
    ) {
        return requestBody;
    }
Updates the request body of an operation.

@param context Conversion context.
@param operation Operation being converted.
@param httpMethodName The HTTP method that this request is bound to.
@param path The HTTP URI this request is bound to.
@param requestBody Request body being updated.
@return Returns the updated request body.
smithy-openapi/src/main/java/software/amazon/smithy/openapi/fromsmithy/OpenApiMapper.java