Unit tests for carousel.js

[drashti1712]

• Added unit tests for carousel.js for improving code coverage

Resolves: MWPW-189858

Test URLs:

• Before: https://main--milo--adobecom.aem.page/?martech=off
• After: https://ut-carousel--milo--adobecom.aem.page/?martech=off

Code coverage:
Before:

After:

[github-actions]

This pull request is not passing all required checks. Please see this discussion for information on how to get all checks passing. Inconsistent checks can be manually retried. If a test absolutely can not pass for a good reason, please add a comment with an explanation to the PR.

[github-actions]

This PR has not been updated recently and will be closed in 7 days if no action is taken. Please ensure all checks are passing, https://github.com/orgs/adobecom/discussions/997 provides instructions. If the PR is ready to be merged, please mark it with the "Ready for Stage" label.

[github-actions]

Closing this PR due to inactivity.

[milo-pr-merge]

Skipped merging 5644: Unit tests for carousel.js due to failing or running checks

[milo-pr-merge]

Skipped merging 5644: Unit tests for carousel.js due to failing or running checks

[milo-pr-merge]

Skipped merging 5644: Unit tests for carousel.js due to failing or running checks