fix: add openim helm charts test cicd

[cubxxw]

🔍 What type of PR is this?

/kind feature

👀 What this PR does / why we need it:

This PR implements the CI/CD pipeline design for OpenIMSDK Helm charts as proposed in RFC #0000. This includes automated testing, security scanning, versioning, and publishing of Helm charts, ensuring their reliability and stability.

• My pull request adheres to the code style of this project
• My code requires changes to the documentation
• I have updated the documentation as required
• All the tests have passed

🅰 Which issue(s) this PR fixes:

Fixes #30

📝 Special notes for your reviewer:

This implementation significantly automates our deployment process, reducing manual errors and improving efficiency. Please review the details in the CI/CD pipeline sections.

🎯 Describe how to verify it

To verify, please execute make all locally, ensuring all tests pass and the Helm charts are properly versioned and published.

📑 Additional documentation e.g., RFC, notion, Google docs, usage docs, etc.:

For detailed information, please refer to the RFC document: OpenIMSDK CI/CD Pipeline Design

[sweep-ai]

Apply Sweep Rules to your PR?

• Apply: All new business logic should have corresponding unit tests.
• Apply: Refactor large functions to be more modular.
• Apply: Add docstrings to all functions and file headers.

[pull-request-size]

Whoa! Easy there, Partner!

This PR is too big. Please break it up into smaller PRs.