`alternate_identifier` bugfix

[chrismazanec]

Description

• aws provider version fix to support alternate_identifier for aws_identitystore_group
• autoformat of README.md and examples
• pre-commit config fix

the bug was introduced here, where deprecation was applied to both aws_identitystore_user and aws_identitystore_group data sources ; https://github.com/avlcloudtechnologies/terraform-aws-sso/pull/11

aws provider version 4.34.0 deprecated filter for data-source/aws_identitystore_user only aws provider version 4.40.0 deprecated filter for data-source/aws_identitystore_group

aws provider docs; https://github.com/hashicorp/terraform-provider-aws/blob/main/CHANGELOG.md#4340-october--6-2022 https://github.com/hashicorp/terraform-provider-aws/blob/main/CHANGELOG.md#4400-november-17-2022

https://registry.terraform.io/providers/hashicorp/aws/4.34.0/docs/data-sources/identitystore_user https://registry.terraform.io/providers/hashicorp/aws/4.34.0/docs/data-sources/identitystore_group https://registry.terraform.io/providers/hashicorp/aws/4.40.0/docs/data-sources/identitystore_group

closes #12

Breaking Changes

• none

Testing

• local testing