[Resource Type] - [Enhancement] - Add CodePipeline support for IaC Generator

### Name of the resource

AWS::CodePipeline::Pipeline

### Resource name

_No response_

### Description

When using IaC generator in the CFN Console, it was seen that CodePipeline pipelines was not being picked up by the scan, checking the below documentation it was understood that support for CodePipeline is not yet available:
https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/resource-import-supported-resources.html

Looking to add support for CodePipeline resources in IaC Generator.

### Other Details

_No response_

Start with the AWS CloudFormation supported-resources documentation and the AWS::CodePipeline::Pipeline resource named in the issue. Trace how IaC Generator scans resources and determine the existing entry point for adding resource support. Done means CodePipeline pipelines are detected by the scan and support is reflected in the supported-resources documentation.

Written by the indexing model from the issue text.