graphql-engine/.github/PULL_REQUEST_TEMPLATE.md

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### Description
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What component does this PR affect? 

- [ ] Server
- [ ] Console
- [ ] CLI
- [ ] Docs
- [ ] Community Content
- [ ] Build System

Requires changes from other components? If yes, please mark the components:

- [ ] Server
- [ ] Console
- [ ] CLI
- [ ] Docs
- [ ] Community Content
- [ ] Build System

### Related Issue
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### Solution and Design
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### Type
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- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing functionality to change)
- [ ] Docs update
- [ ] Community content

### Checklist:
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- [ ] I have read the **[contributing guide](https://github.com/hasura/graphql-engine/blob/master/CONTRIBUTING.md)** and my code conforms to the guidelines.
- [ ] This change requires a change in the documentation. 
- [ ] I have updated the documentation accordingly.
- [ ] I have added required tests.