Update PULL_REQUEST_TEMPLATE.md

[alexandrebarbaruiva]

PR Description

Changes Pull Request Template

New Feature Submissions

To run tests locally, use make if you're on Mac or Linux.

• [X] Does your submission pass all the tests?
• [X] Have you lint your code locally prior to submission?
• [X] Have you written proper tests to your added code?

[codeclimate[bot]]

Code Climate has analyzed commit 48661259 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (80% is the threshold).

This pull request will bring the total coverage in the repository to 93.0% (0.0% change).

View more on Code Climate.