fix(provider-generator): remove duplicates between wrapper classes and interfaces generated from provider schemas

[DanielMSchmidt]

Related issue

Fixes #2879

Description

If an attribute is called "list" and it's parent class is accessible via a list both the interface for the attribute and the class for the accessor on the parents parent have the same name. This clash causes JSII to fail

Checklist

• I have updated the PR title to match CDKTF's style guide
• I have run the linter on my code locally
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation if applicable
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works if applicable
• New and existing unit tests pass locally with my changes

[github-actions]

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