…SessionValidity" field to the UserPoolClient in Cognito. Application admins can configure this value for their users' authentication duration, which is currently fixed at 3 minutes, up to 15 minutes. Setting this field will also apply to the SMS MFA authentication flow.

…les and Queues, which can be used to search for those resources within a Connect Instance.

…AF origin endpoints

…ute user activity and API calls from Studio notebooks, Data Wrangler and Canvas to specific users even when users share the same execution IAM role. ExecutionRoleIdentityConfig at Sagemaker domain level enables this feature.

This change takes the first header value from x-amzn-errortype
if multiple headers are provided.

An example curl output for a response that this works for:
```
HTTP/2 401
date: Tue, 09 Aug 2022 21:24:20 GMT
content-type: application/json
content-length: 92
x-amzn-requestid: xxxx
access-control-allow-origin: *
x-amzn-errortype: UnauthorizedError
x-amzn-errortype: UnauthorizedException
x-amz-apigw-id: xxxx
x-amzn-trace-id: Root=xxxx
```
In this instance this code will select the first header value.

See related - smithy-lang/smithy#1170

…e in Search API.

…ore CLI Reference.