fix(terraform): CKV_AWS_228 - support new AWS Opensearch TLS policy

[tarfeef101]

User description

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Description

AWS Opensearch has a new TLS policy available since the last update to this check, so support it. AWS docs here

Fixes # (N/A)

Checklist:

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my feature, policy, or fix is effective and works
• New and existing tests pass locally with my changes

---

Generated description

Below is a concise technical summary of the changes proposed in this PR:

Updates the ElasticsearchTLSPolicy check to support the new AWS OpenSearch TLS policy. Modifies the ElasticsearchTLSPolicy class to include the new policy option and updates corresponding test files. Adds new test cases for both Elasticsearch and OpenSearch domains using the new TLS policy.

Topic	Details
Add Test Cases	Adds new test cases for Elasticsearch and OpenSearch domains using the new TLS policy Modified files (3) tests/terraform/checks/resource/aws/example_ElasticsearchTLSPolicy/main.tf tests/terraform/checks/resource/aws/example_ElasticsearchTLSPolicy/opensearch.tf tests/terraform/checks/resource/aws/test_ElasticsearchTLSPolicy.py Latest Contributors(1) User Commit Date JamesWoolfenden Extend-ES-checks-to-op... April 08, 2022
Update TLS Policy	Updates the ElasticsearchTLSPolicy check to include the new AWS OpenSearch TLS policy option Modified files (1) checkov/terraform/checks/resource/aws/ElasticsearchTLSPolicy.py Latest Contributors(1) User Commit Date JamesWoolfenden Extend-ES-checks-to-op... April 08, 2022

This pull request is reviewed by Baz. Join @tarfeef101 and the rest of your team on (Baz).