AWS::WAFv2::WebACL - [Coverage] - AssociationConfig

### Name of the resource

AWS::ACMPCA::Certificate

### Resource name

AWS::WAFv2::WebACL

### Description

WAF support body size limits which can be control through Association Config.

https://docs.aws.amazon.com/waf/latest/developerguide/web-acl-setting-body-inspection-limit.html
https://docs.aws.amazon.com/waf/latest/APIReference/API_AssociationConfig.html

Format should likely be something like:

AssociationConfig:
RequestBody:
CloudFrontDefault:
DefaultSizeInspectionLimit: !Ref pSizeRestrictionsBODYSize
DefaultSizeInspectionLimit: !Ref pSizeRestrictionsBODYSize

### Other Details

_No response_

Start with the AWS WAF body inspection limit and AssociationConfig documentation linked in the issue, then compare the requested AWS::WAFv2::WebACL shape with the CloudFormation coverage roadmap. Done means the requested AssociationConfig settings are supported for the resource and the final configuration format is documented or validated.

Written by the indexing model from the issue text.