### What does this PR do?

### What issues does this PR fix or reference?
Fixes:

### Previous Behavior
Remove this section if not relevant

### New Behavior
Remove this section if not relevant

### Docs & changelog written?
Yes/No 
- [ ] Docs
- [ ] Changelog

### Tests written?
**[NOTICE] Bug fixes or features added to Salt require tests.**
Please review the [test documentation](https://docs.saltstack.com/en/master/topics/tutorials/writing_tests.html) for details on how to implement tests into Salt's test suite.

Yes/No

### Commits signed with GPG?

Yes/No

Please review [Salt's Contributing Guide](https://docs.saltstack.com/en/master/topics/development/contributing.html) for best practices.

See GitHub's [page on GPG signing](https://help.github.com/articles/signing-commits-using-gpg/) for more information about signing commits with GPG.

### What does this PR do?

### What issues does this PR fix or reference?
Fixes:

### Previous Behavior
Remove this section if not relevant

### New Behavior
Remove this section if not relevant

### Merge requirements satisfied?
**[NOTICE] Bug fixes or features added to Salt require tests.**
<!-- Please review the [test documentation](https://docs.saltstack.com/en/master/topics/tutorials/writing_tests.html) for details on how to implement tests into Salt's test suite. -->
- [ ] Docs
- [ ] Changelog
- [ ] Tests written/updated

### Commits signed with GPG?
Yes/No

Please review [Salt's Contributing Guide](https://docs.saltstack.com/en/master/topics/development/contributing.html) for best practices.

See GitHub's [page on GPG signing](https://help.github.com/articles/signing-commits-using-gpg/) for more information about signing commits with GPG.

Move all PR requirements under same heading
Move all PR requirements under same heading

List all major requirements together as checkboxes.

It would be really helpful to have subheadings on https://docs.saltstack.com/en/master/topics/development/contributing.html for the docs, changelog, and testing requirements to make clear what is expected, how to start, and list examples.