## Description
- Fixing error message on homepage when there are no workspaces
- Fixing leave workspace leading to no workspaces message
- Fixing github changes list message on the git modal with modules &
module instances
- Adding doc link for packages
Fixes [#30748](https://github.com/appsmithorg/appsmith/issues/30748)
[#31472](https://github.com/appsmithorg/appsmith/issues/31472)
[#30214](https://github.com/appsmithorg/appsmith/issues/30214)
## Automation
/ok-to-test tags="@tag.All"
### 🔍 Cypress test results
<!-- This is an auto-generated comment: Cypress test results -->
> [!IMPORTANT]
> Workflow run:
<https://github.com/appsmithorg/appsmith/actions/runs/8247923955>
> Commit: `6cd2ef6f4cfb2f12f251d6a4ad26e48fe88e78f8`
> Cypress dashboard url: <a
href="https://internal.appsmith.com/app/cypress-dashboard/rundetails-65890b3c81d7400d08fa9ee5?branch=master&workflowId=8247923955&attempt=2"
target="_blank">Click here!</a>
> All cypress tests have passed 🎉🎉🎉
<!-- end of auto-generated comment: Cypress test results -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **New Features**
- Added new categories (`PACKAGES`, `MODULES`, `MODULE_INSTANCES`) to
track changes in Git Sync more effectively.
- Introduced a new constant for accessing the packages overview
documentation.
- **Enhancements**
- Improved icon determination logic for queries based on their
configuration.
- Enhanced user experience by redirecting to "/applications" after
leaving a workspace.
- **Refactor**
- Optimized the `leaveWS` function for better performance.
- Updated selectors and reducers to handle new Git Sync tracking
categories.
- **Tests**
- Expanded test coverage to include tracking of modified packages,
modules, and module instances.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
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