Creation of a new resource (AWS::IAM::PasswordPolicy). IAM Password Policy support

### Name of the resource

AWS::ACMPCA::Certificate

### Resource name

_No response_

### Description

Customers that use CloudFormation for creating IAM users would benefit to be able to configure Password Policies through the CFN templates instead of doing it manually in every account. IAM password policy can be deployed via following methods – Console, CLI, API.

Request to create a new resource (AWS::IAM::PasswordPolicy). Creation of new resources is owned by service teams, in this case IAM team.

### Other Details

_No response_

This roadmap issue requests a new AWS::IAM::PasswordPolicy resource and says ownership belongs to the IAM service team. Start by confirming the CloudFormation and IAM service-team scope; done would require the team to provide support for configuring IAM password policies through CloudFormation templates.

Written by the indexing model from the issue text.