Parameter type List<AWS::EC2::SecurityGroup::Id>

[martysweet]

AWSTemplateFormatVersion: '2010-09-09'
Parameters:
  ExistingSecurityGroups:
    Type: List<AWS::EC2::SecurityGroup::Id>
Resources:
  Bucket:
    Type: AWS::S3::Bucket

Results in:

0 infos
0 warn
1 crit
Resource: Parameters > ExistingSecurityGroups
Message: Parameter ExistingSecurityGroups has an invalid type of List<AWS::EC2::SecurityGroup::Id>.
Documentation: https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/parameters-section-structure.html

However List<AWS::EC2::SecurityGroup::Id> is valid.

cfn-lint@1.3.4