Added test for import app validation at app level
/ok-to-test tags="@tag.All"
<!-- This is an auto-generated comment: Cypress test results -->
> [!TIP]
> 🟢🟢🟢 All cypress tests have passed! 🎉🎉🎉
> Workflow run:
<https://github.com/appsmithorg/appsmith/actions/runs/12653467361>
> Commit: 1ac6a57472822360ae786bef59df3238cba130c4
> <a
href="https://internal.appsmith.com/app/cypress-dashboard/rundetails-65890b3c81d7400d08fa9ee5?branch=master&workflowId=12653467361&attempt=2"
target="_blank">Cypress dashboard</a>.
> Tags: `@tag.All`
> Spec:
> <hr>Wed, 08 Jan 2025 04:28:32 UTC
<!-- end of auto-generated comment: Cypress test results -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **Tests**
- Added a new test suite to verify import functionality for applications
- Implemented test case to check import options and data source
validation at the app level
- **New Features**
- Added new locators for import button and list item title to support
testing
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
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Co-authored-by: “NandanAnantharamu” <“nandan@thinkify.io”>
