Update VWO init script version from 2.1 to 3.0

[Manan-vwo]

Updated the version of the VWO's smartCode. No test cases are required for this.

Testing

Include any additional information about the testing you have completed to
ensure your changes behave as expected. For a speedy review, please check
any of the tasks you completed below during your testing.

• Added unit tests for new functionality
• Tested end-to-end using the local server
• [If destination is already live] Tested for backward compatibility of destination. Note: New required fields are a breaking change.
• [Segmenters] Tested in the staging environment
• [Segmenters] [If applicable for this change] Tested for regression with Hadron.

Security Review

Please ensure sensitive data is properly protected in your integration.

• Reviewed all field definitions for sensitive data (API keys, tokens, passwords, client secrets) and confirmed they use type: 'password'

New Destination Checklist

• Extracted all action API versions to verioning-info.ts file. example

[Manan-vwo]

@joe-ayoub-segment, requesting your review on this. This PR contains a very small and safe change related to the VWO version. No testing is required, and we would like to prioritize releasing this.