- update to 0.72.6:
* Update CloudFormation specs to `105.0.0` (pull #2530)
* Use a clean copy of the `cli_value` each time when merging config to
avoid leaking config from one template to another (pull #2536)
* Update rule W1001 to support `Fn::Sub` (pull #2525)
* Update CloudFormation specs to `102.0.0` (pull #2523)
* Update `Template` function `get_valid_getatts` to better return None
when a property type doesn't exist (pull #2527)
* Update rule E2015 to support the `AllowedValues` and `AllowedPattern`
attributes for `CommaDelimitedList` parameters (pull #2521)
* Update CloudFormation specs to `101.0.0` (pull #2517)
* Update `get_valid_getatts` to account for changes in the CloudFormation
spec (pull #2520)
* Don't validate rule I3042 when using SAM (pull #2513)