Issue #125 Update PR template (#741)
### Prerequisites
Put an `x` into the box(es) that apply:
- [ ] This pull request fixes a bug.
- [x] This pull request adds a feature.
- [ ] This pull request introduces breaking change.
### Description
Maked PR template simple
#### Contributors
- [x] Add yourself to `CONTRIBUTORS.md` if you aren't on it already
Co-authored-by: Luiz F. A. de Prá <luizdepra@users.noreply.github.com>