CloudFormation Specifications
- Update CloudFormation specs to `116.0.0` (pull [2620](https://github.com/aws-cloudformation/cfn-lint/pull/2620))
- Add string length for `AWS::WAFRegional::RegexPatternSet.RegexPatternStrings` and `AWS::WAFv2::RegexPatternSet.RegularExpressionList` (pull [2637](https://github.com/aws-cloudformation/cfn-lint/pull/2616), (pull #[2639](https://github.com/aws-cloudformation/cfn-lint/pull/2639))