## Description
Cache the templates data to improve the turn around time


Fixes #33440

## Automation

/ok-to-test tags="@tag.Templates"

### 🔍 Cypress test results
<!-- This is an auto-generated comment: Cypress test results  -->
> [!TIP]
> 🟢 🟢 🟢 All cypress tests have passed! 🎉 🎉 🎉
> Workflow run:
<https://github.com/appsmithorg/appsmith/actions/runs/9368135903>
> Commit: 5cbcbd3
> Cypress dashboard url: <a
href="https://internal.appsmith.com/app/cypress-dashboard/rundetails-65890b3c81d7400d08fa9ee5?branch=master&workflowId=9368135903&attempt=1"
target="_blank">Click here!</a>

<!-- end of auto-generated comment: Cypress test results  -->






















## Communication
Should the DevRel and Marketing teams inform users about this change?
- [ ] Yes
- [ ] No


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Introduced caching functionality for application templates and data to
improve performance.

- **Bug Fixes**
- Updated error handling for cloud services errors, changing the HTTP
status code from 500 to 400.

- **Tests**
- Added test cases to ensure data retrieval accuracy and validate cache
utilization for application templates.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->