Cfn-lint

CloudFormation Specifications
- Update CloudFormation specs to `154.0.0` (pull [3005](https://github.com/aws-cloudformation/cfn-lint/pull/3005))
- Add db.serverless to neptune instance classes (pull [3009](https://github.com/aws-cloudformation/cfn-lint/pull/3009))
Fixes
- Drop python 3.7 support (pull [3005](https://github.com/aws-cloudformation/cfn-lint/pull/3005))

CloudFormation Specifications
- Update CloudFormation specs to `153.0.0` (pull [2986](https://github.com/aws-cloudformation/cfn-lint/pull/2986))
Fixes
- Remove rule [E2506](https://github.com/aws-cloudformation/cfn-python-lint/blob/main/docs/rules.md#E2506) which results in false positive (pull [3001](https://github.com/aws-cloudformation/cfn-lint/pull/3001))
- Return dict str_node when doing transform (pull [2996](https://github.com/aws-cloudformation/cfn-lint/pull/2996))

CloudFormation Specifications
- Update CloudFormation specs to `152.0.0` (pull [2984](https://github.com/aws-cloudformation/cfn-lint/pull/2984))
- Add `ca-west-1` region (pull [2980](https://github.com/aws-cloudformation/cfn-lint/pull/2980))

CloudFormation Specifications
- Update CloudFormation specs to `151.0.0` (pull [2969](https://github.com/aws-cloudformation/cfn-lint/pull/2969))
Fixes
- Fix LanguageTransformer to better handle `Fn::GetAtt` dot notation in `Fn::Sub` (pull [2974](https://github.com/aws-cloudformation/cfn-lint/pull/2974))
- Update rule [E2530](https://github.com/aws-cloudformation/cfn-python-lint/blob/main/docs/rules.md#E2530) and [I2530](https://github.com/aws-cloudformation/cfn-python-lint/blob/main/docs/rules.md#I2530) to support regionality of the `SnapStart` feature (pull [2973](https://github.com/aws-cloudformation/cfn-lint/pull/2973))

CloudFormation Specifications
- Update CloudFormation specs to `150.0.0` (pull [2963](https://github.com/aws-cloudformation/cfn-lint/pull/2963))
- Patch in `TargetObjectKeyFormat` for `AWS::S3::Bucket` (pull [2966](https://github.com/aws-cloudformation/cfn-lint/pull/2966))
Fixes
- Update rule [E3013](https://github.com/aws-cloudformation/cfn-python-lint/blob/main/docs/rules.md#E3013) to ignore dynamic references in CloudFront aliases (pull [2967](https://github.com/aws-cloudformation/cfn-lint/pull/2967))

CloudFormation Specifications
- Update CloudFormation specs to `149.0.0` (pull [2951](https://github.com/aws-cloudformation/cfn-lint/pull/2951))
- Add `KeyID` as a target for `TargetKeyId` (pull [2953](https://github.com/aws-cloudformation/cfn-lint/pull/2953))