Delete .github/workflows/stale.yml (#329)

## Pull Request Template

### Prerequisites

<!-- Take a couple of minutes to help our maintainers work faster by
checking of the pre-requisites. -->
<!-- To tick the checkboxes replace the space with an 'x', so [ ]
becomes [x] . -->

- [x] I have
[searched](https://github.com/DefinetlyNotAI/Logicytics/pulls) for
duplicate or closed issues.
- [x] I have read the [contributing
guidelines](https://github.com/DefinetlyNotAI/Logicytics/blob/main/CONTRIBUTING.md).
- [x] I have followed the instructions in the
[wiki](https://github.com/DefinetlyNotAI/Logicytics/wiki) about
  contributions.
- [ ] I have updated the documentation accordingly, if required.
- [ ] I have tested my code with the `--dev` flag, if required.

### PR Type

<!-- Take a couple of minutes to help our maintainers work faster by
telling us what is the PR guided on. -->
<!-- To tick the checkboxes replace the space with an 'x', so [ ]
becomes [x] . -->

- [ ] Bug fix <!-- Non-Breaking Bug Fix - Usually relates to fixing an
issue -->
- [x] Deprecation Change <!-- Removing a deprecation -->
- [ ] New feature <!-- Non-Breaking Change that adds a new feature -->
- [ ] Refactoring <!-- Non-Breaking Change that modifies existing code
to refactor it to become more organised -->
- [ ] Documentation
update <!-- Non-Breaking Change that modifies existing documentation to
refactor it or add extra comments - either wiki, md files or code is
included here -->
- [ ] ⚠️ Breaking change ⚠️ <!-- Breaking Bug Fix / New Addition that
changes how Logicytics works -->

### Description

Removal of unrequired github action "stale"

### Motivation and Context

It is not needed and a waste

### Credit

<!-- If this PR is a contribution, please mention the contributors here
using the appropriate syntax. -->

<!--
### File-Created/CONTRIBUTION by MAIN-Username
What you did, created, removed, refactored, fixed, or discovered.
- [Your GitHub Username](https://github.com/YourGitHubLink)
- [Your GitHub Username](https://github.com/YourGitHubLink) etc...
-->

_N/A_

### Issues Fixed

<!-- REQUIRED: What issues will be fixed? (Format: "#50, #23" etc.) if
none exist type _N/A_ -->

_N/A_


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

## Summary by CodeRabbit

* **Chores**
* Removed automated workflow that periodically managed stale issues and
pull requests.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: DefinetlyNotAI